Friday, June 12, 2015

Theory of Machines

PDF  -   Basics of Theory of Machines

Lecture  -  Series1 animation

                  Series 2 - Introduction

Scalar & Vector

Syllabus For Civil Engineering for MCGM Junior Engineer Exam 2015

Questions in the Technical Knowledge test may be based on the given areas for Civil Engineering

- Surveying & Transportation : Classification of surveys, scales accuracy; Measurement of distances - direct & indirect methods; optical & electronic devices, measuremenet of directions, contours, computation of co-ordinates. Concept of global positioning system; Map preparation by plane tabling & by photogrammetry; Remote sensing concepts, map studies.
- Highways: Planning of Highway systems, alignment & geometric design, horizontal & verticle curves, grade separation; Materials & construction methods for different surfaces & maintenance; Pricipals of pavement design.
- Traffic surveys: Intersections signalling; Mass transit systems, accessibility, networking.

- Building Construction : Building material: Timber, Bricks, Cement, Cement mortar, Cement concrete. Testing of material & codal provisions.
- Construction & Eartwork Equipments: Weigh batcher, mixer, vibrator, batching plant concrete pumps, conveyors, cranes, hoists, lifting equipments. Power shovel, hoe, dozer, dumper, trailors & tractor, types of rollers, pumps.

- Soil Mechanics & Foundation Engineering : Properties of soils, classification & interrelationship; compaction behaviour, methods of compaction & their chice. Permeability & seepage, flownets, inverted filters; Compressibility & consolidation; Shearing resistance, stresses & failure. Soil testing in laboratory & in-situ; Stress path & applications. Earth pressure theories, stress distribution in soil exploration, samplers load tests, penetration tests.
- Types of foundations; selection criteria, bearing capacity, settlement, laboratory & field tests. Types of piles & their design and layout. Foundations on expansive soils, swelling & its prevention, foundation on swelling soils.”

- Structural Mechanics : Solid Mechanics: Elastic constants, stress, plane stress, Mohr’s circle of stress, strains, plain strain, Mohr’s circle of strain, combined stress; Elastic theories of failure; Simple bending, shear; Torsion of circular & rectangular sections. - Structural Analysis: Analysis of determinate structure - different methods including graphical methods; Anaysis of indeterminate skeletal frames - moment distribution, slope-deflection, stiffness & force methods, energy methods. - Design of Steel Structures: Principal of working stress method. Design of connections, simple members, built-up sections & frames. Design of Industrial roofs. Principles of ultimate load design. Design of simple members & frames.” 3

- Fluid Mechanics & Hydrology : Fluid properties, Pressure, Thrust, Buoyancy, Viscosity; Bernoulli’s theorem; Hydraulic jump, non-uniform flow, Reynold’s number, hydraulic gradient, Hazen-Willium formula, pipes in series & parallel, siphones, water hammer. Various types of water meters. - Hydrological cycle, precipitation & related data analysis, PMP (Probable Maximum Precipitation), unit & synthetic hydrographs; Evaporation & Transpiration; Floods and their management, PMF; Streams & their guaging; River morphology; Routing of floods.

- Public Health Engineering : Water Supply Engineering: Sources of supply, yields, design of intakes & conductors; Estimation of demand; Water quality standards; Control of water-borne diseases; Primary & secondary tratment, detailing & maintenance of treatment units; Coveyance & distribution systems of treated water, leakages & control. - Waste Water Engineering: Urban rain water disposal; System of sewage collection& disposal; Design of sewers & sewerage systems, pumping; Characteristics of Sewage & its treatment, disposal of sewage treatment products; Institutional & industrial sewage management. - Solid Waste Management: Sources, classification, collection & disposal; Design & management of landfills.

Thursday, May 28, 2015

Syllabus For Mechanical & Electrical Engineering for MCGM Junior Engineer Exam 2015


Questions in the Technical Knowledge test may be based on the given areas for Mechanical & Electrical Engineering


- Basics of Mechanical Engineering : Concept of mechanical technology:-Milling, planning, shaping, drilling, reaming, grinding, riveting, welding and joining process:- types, defects Super finishing processes:-Honing, lapping, buffing Casting, forging, rolling, drawing, forming processes Classification, Selection and application of Machine Tools, Cutting tool material, Coolants, Design of cutting tools or Tool design.

- Theory of Machines : Belt Drives, Gear Drives, Joints and Coupling, single and multi cylinder engines and v engines, belts and chain drives, degree of freedom.

- Machine Design Concepts : Torsion, Spring, Joints, Bearing- Types and Design, Theory of Failure, Factor of Safety, Combined stresses, Struts and Columns, Design of Screw and bolts, Design of Shafts and Springs, Keys.

- Strength of Material : Stress Strain Analysis, Trusses & Trough, Shear Stress, Torsion, bending moment & shear force concept, Shear Force and Bending moments in Beam, Deflection of Beams and different conditions, shafts and helical springs, impact load, torsion of bars

- Fluid Mechanics : Pumps, Types, Selection, Efficiency, characteristics etc., Compressible fluid flow, Fluid properties, Pressure, Thrust, Buoyancy, Viscosity; Bernoulli’s theorem; Hydraulic jump, non-uniform flow, Reynolds number, hydraulic gradient, water hammer

- Manufacturing Planning and Control : Manufacturing Planning and Control System, Forecasting, Planning Function, Planning for Material Requirements, Scheduling and Sequencing, Project Management, Advance concepts of Production Planning I and II.

- IC engines : Volumetric and thermal efficiency, SI engines, CI engines, combustion, knocking, supercharging, Cooling lubrication and ignition system

- Refrigeration and Air Conditioning : Thermal Engineering- Ton of refrigeration, concept of latent heat, Evaporation concept Thermodynamics - Laws of thermodynamics, Various Cycles w.r.t. P-H curves Design of Refrigeration system - Compressor, Expansion unit, Accumulator, Evaporator, Condenser, Duct design, Vapour Absorption and Compression Refrigeration system Design of Air Conditioning system- Temp. Vs Humidity (8 different concepts), Types of system:- Split, centralized Latest Refrigerants and Their examples.

- Parts of Vehicles : Engine, Chassis, Transmission, drive assembly, alternator, axle, body, wheels, brakes, steering, suspension etc. - Transmission : Gear drive design and analysis, Stepped drive Vs Step less drive

- Concept of SI and CI Engines : Carnot cycle, Reverse Carnot cycle, Rankin’s cycle, Otto cycle, Diesel Cycle, SI Vs CI engine 3 - Efficiency : Thermal, Volumetric, Mechanical, Electrical system etc. - 4 wheel drive Vs 2 Wheel drive, Differential mechanism

- Recent trends in Automobiles - Electrical Fundamentals : Supply voltage, AC & DC supply, voltage, current ,inductance, resistance, capacitance, 3 phase & 1 phase supply system, electrical power, electrical energy, hv /lv supply, active and reactive power transfer and distribution, Reactive power consumption


- Electrical power transmission & distribution : Substation & receiving station, earthling, substation equipment, Bus Bar, CT, PT, Protection relay numerical/digital, circuit breaker, on load isolator, offload isolator, Surge arrestor, system grounding, equipment grounding, lightening protection etc. IS 3043, Single line diagram, control circuit, ladder diagram (PLC).

- Insulating material : Classification, dielectric strength, test & section (Bakelite, FRP, Teflon, PVC, HDPE, Mica, SF6, Vacuum, Oil etc).

- Electric Motors (Induction Motors) : Principle of working, 3 phase, 1 phase motors, motor starting methods, selection rating, cooling and enclosures, HV/LV motors, Motor protection relay, Motor control circuits, IS325, speed control methods-V/F control, slip recovery scheme, pole changing, construction of induction motors and their applications for pump, compressor, crane, actuator, tools. Maintenance & testing

- Cables and wires : Types, construction, HV/LV cables, testing, fault finding, cable rating and selection, cable jointing, termination

- Statutory requirement of electric installation : Oil, filtration, die electrical testing, insulation resistance testing, compliances with electrical inspector, safety precautions, permit to work (Lock out) procedure, safety equipment and test instrument. Indian Electricity Rules 1956- provisions, IEEE, IEC, ESSA.

- Illumination (Lights) : Types of of light, solar lighting, LED , CLF,HPSV, Mercury lamp, tube lights etc.

- Principles of Digital Instruments : Working principles of digital Voltmeter, Ammeter, Frequency meter, multimeters, Measurement of Resistance Megger Earth Test Potentiometer

- Power Electronics : SCR, MOSFET, FET devices, rectifiers and invertor, SMPS, PWM convertor, application

- Batteries and UPS - Power factor improvement and energy conservation Energy conservation method, audit, solar energy collectors, area calculations, Wind energy , Energy Conservation Act 2006, BEE initiatives and star rating to efficient electrical equipment

- Provision of National Building Codes on Building services & ventilation, electrical & allied installation, air conditioning, ventilation, acoustic, sound insulation and noise control, installation of lifts and escalators

- Concepts of Electronics : Diode, Triode, Semiconductor, Forward bias, Reverse bias, Transistor:- NPN, PNP. - Logic Gates, De’ Morgans Theorem, Boolean Logic - Counter, Adder, Flip flops and types -

PLC concepts : Ladder logic, Programming, architecture

- SCADA : Concept, Hardware, Software etc

- Automation : Timer, Sequencing, Logic - Network Design : Lan, MAN, WAN , Topology
Ring, Star, Bus

- Data Transmission : Single, Half duplex, Full duplex, Fibre optic concept

- Computer Integrated Manufacturing and Technology Driven practices

- Databases and Warehousing

- Enterprise Resource Planning

- Computers in Industrial Engineering - Internet vs Intranet

Five Projects that will change Mumbai

             The Mumbai Metropolitan Region Development Authority has undertaken five projects that will change the face of Mumbai. Mainly transport projects, these will not only ease travel in the city, they will give Mumbai a new look. The Mumbai Metro, Mumbai Monorail, Eastern Freeway, Santacruz-Chembur Link Road, and the Sahar Elevated Access Road will be available for the public soon.
1) Mumbai Metro:
Mumbai Metro
The Mumbai Metro is a major transport project that falls under Mass Rapid Transit System (MRTS), currently operational in the metro cities of Kolkata, Delhi, and Bangalore. The project is handled by Anil Dhirubhai Ambani Group's Reliance Infrastructure Ltd. along with MMRDA Mumbai Metropolitan Region Development Authority (MMRDA).
The project will be divided into 8 rail lines which will cover a total length of approximately 146 kilometers.
Cost of the project: 
The Mumbai Metro will be built in three phases, and the total cost involved is Rs.36000 crore.
Benefits of the project:
-Comfortable & safe journey: The metro trains will be fully air conditioned. They will have an automatic door closing system, which will make sure that there is no risk to life, as opposed to in local trains in which passengers are hanging out of the trains.
-Reduced travel time: The first metro line, Versova - Andheri - Ghatkopar will be covered in 21 mintues as against the present 90 minutes. Similarly, the metro project will substantially reduce the travel time by 50-75%. 
-Reduced road traffic: The metros will be made to serve the busiest routes, hence reducing the load on other forms of public and private transport.
-Less pollution: It will reduce vehicular pollution because people will start depending on the metro service more than any other form of transport.
   
Features of the project:
-Equipped with elevators and escalators: All stations will be equipped with elevators on the both sides of the road. The stations will have escalators in place of stairs.
-Tactile flooring: A system of textured ground surface indicators will be provided to aide visually impared people.
-Facilities for disabled people: All Coaches of trains will have facilities to accommodate wheel chair, which will be provided by the station if necessary.
-Washrooms: All metro stations will have washrooms and separate toilets will be provided at every station for the physically challenged people.
Ticket Fare: 
The ticket fare will be as follows:
*Rs. 6 upto 3 Kms.
*Rs. 8 between 3 Kms.to 8 Kms.
*Rs. 10 beyond 8 Kms.
The Mumbai Metro will have an Automatic Fare Collection System (AFC), with smart cards available for multiple journeys. 
Operational timings of the metro rail service:
The trains will ply for 18.5 hours everyday (5.30 am till midnight)
Frequency of the trains:
Initially, the frequency of the trains would be 3.5 minutes. This will be further increased over a period of time.
Capacity of the trains:
According to a traffic study conducted by Metro One and the Hong Kong-based traffic consultant MVA Systra, 55,000 people could travel per hour in one direction in up to sixteen trains, with four to six coaches each.
The total daily passenger count was hence estimated to be 1.5 million.
The metro project is expected to be complete in 2021, the first line starting its operations in October 2013.

2) Mumbai Monorail:
Mumbai Monorail
The monorail is a rail-based transportation system which is a part of the transport expansion plan of Mumbai.
It is the country’s first monorail which is being implemented by Mumbai Metropolitan Region Development Authority, in association with Larsen & Toubro (L&T) and a Malaysian infrastructure firm Scomi Engineering.
The monorail will have a top speed of 80 kilometres per hour an average speed of 65 kilometres per hour.
Cost of the project:
The complete network of 135 km and 8 lines, built in different phases, will cost around Rs. 202 billion.
Benefits of the project:
-Easing traffic flow: The monorail, just like the Mumbai metro, will ease the traffic condition and also share the burden of the suburban railway.
-Comfortable journey: The monorail cars are fully air-conditioned, hence ensuring a comfortable journey in all weather conditions.
-Green project: The management stated that the monorail would run on electricity and would not use any fossil fuels for operation. The monorail will also save 200 tonnes of Carbon dioxide.
The system is designed to not obstruct much sunlight and not trap excessive emission.
-Reduced noise: The  monorail is known to produce sound significantly lower than the 95 decibel, as produced by other modes of transport.
Features of the project:
-Advanced passenger-driver communication
-CCTV cameras: This is to ensure safety of the passengers and also to punish defaulters who damage the government property.
-Fire hydrants: In case of fire, these can be used. Safety of the passengers has been given topmost priority, this being one of them to ensure it.
Ticket Fare: The minimum fare is proposed to be Rs. 8 and the maximum Rs. 20.
Operational timings:
The monorail facility will be available from 5 am in the morning till midnight.
Frequency of the trains: 
The monorail system has been designed for a 3 minute headway and is designed to carry 125000 passengers per day.
Capacity of the trains:
During peak hours, the estimated number of passengers that can travel is 7,400 with 125,000 passengers per day.
The 19.54 km long Chembur-Wadala-Jacob Circle line will be operational from August 2013, the state authorities claim.
3) Eastern Freeway:
Mumbai Eastern Freeway
The Mumbai Eastern Freeway is a 16.8 kilometer long highway designed especially for high-speed vehicular traffic constructed between Fort in South Mumbai and Eastern Express Highway in Ghatkopar.
The Eastern Freeway is being built by the Mumbai Metropolitan Region Development Authority, funded by the Central Government.
The contract of this project has been given to Simplex infrastructure.
It will be completed in three phases: the first 12-km-stretch from Fort to Anik depot; the second 5-km-phase from Anik to Panjarpol; and Panjarpol to Mankhurd and then to Ghatkopar on the Eastern Express Highway.
Cost of the project:
This highly beneficial infrastructure project is slated to be made at a cost of around Rs. 8.88 billion.
Benefits of the project:
-Less travel time: The Eastern Freeway is designed to cut down travel time between Shivaji Chowk in Chembur and Mumbai CST by 25-30 minutes. 
The 20-km distance that takes around 45-60 minutes via Dr. Ambedkar Road will be covered in 20-30 minutes post freeway. The distance will also reduce by 5-6 kilometres.
-Relaxed traffic movement: After the construction of the Eastern Freeway, the traffic movement towards Navi Mumbai, Nashik, Pune, etc will experience easy movement as the traffic will be divided.
-Signal-Free stretch: The Eastern Freeway is a signal-free stretch of land that will hugely cut down travel time. It is specially designed for high-speed traffic and this feature aides the process by a great amount.
Features of the project:
-Equipped with seismic arresters: The elevated portion of the Eastern Freeway is equipped with seismic arresters that can tolerate an earthquake of up to 7.5 Reichter Scale.
-Allows movement of heavy vehicles: The Freeway is specially designed for multi-axle vehicles.
-Equipped with steel crash barriers: These have been installed to stop vehicles from going into the opposite lanes during the time of accidents.
-Twin tunnels: This project will consist of constructing two 500 m long tunnels at the start of the Bhabha Atomic Research Centre (BARC) mountain.  
 
4) Santacruz - Chembur Link Road:
Santacruz- Chembur Link Road
The north-south commute in the city has been given a lot of importance, since the city of Mumbai is geographically vertical.
The Santacruz - Chembur Link Road aims at improving the east-west connectivity of the city. 
It is a 6.45 kilometre long road running from  Dr. Hans Bhugra junction in Santacruz East and running to the East skirting Vidyanagari Campus (Mumbai University at Kalina) on its south and meeting Lal Bahadur Shastri (LBS) Marg after crossing Meethi River Bridge.
It is a six-lane road and also consists of India's first double decker flyover.
The project is being implemented by the Mumbai Metropolitan Region Development Authority (MMRDA).
Cost of the project:
SCLR is under the World Bank-funded Mumbai Urban Transport Project (MUTP) and is being constructed at a cost of Rs. 435 crore.
Benefits of the project:
-Reduced travel time: Presently, commuters heading towards Navi Mumbai from the Western Suburbs have to take the Jogeshwari-Vikhroli Link Road, the Andheri-Kurla Road or take a detour from Sion. This traveling can take from 90 minutes up to 2 hours. After the Santacruz-Chembur Link Road is built, it will reduce the travel time to only 17 minutes.
-Better connectivity: The Eastern and Western Express Highways, which are busy routes for commercial road transport, will better connected after the construction of this link road.
Features of the project: 
-Double decker flyover: The project consist of a double decker flyover with one arm extending to Tilak Nagar Terminus for commuters travelling towards North and South, another to LBS Marg in Kurla West and another to Nehru Nagar in Kurla East.
The construction of Santacruz - Chembur Sea Link is likely to be completed by the end of 2013.
5) Sahar Elevated Access Road:
Sahar Elevated Access Road
Sahar Elevated Access Road is an elevated road that connects the Western Express Highway to the Terminal T2 of Chhatrapati Shivaji International Airport. It is under construction in Mumbai and is undertaken by the Mumbai Metropolitan Region Development Authority. 
It is a 3.3 km long access road and includes an underpass for vehicles on the Western Express Highway, a pedestrian subway, underpasses, a tunnel and ramps connecting the highway to the terminal.
The access road has has 4 entry points and 2 exit points.
Cost of the project:
The entire project will cost Rs. 570 crore and will be funded by the Central Government, the government of Maharashtra, the MMRDA and Mumbai International Airport Limited.
Benefits of the project:
-Easy commute: Travellers who have to reach the T2 terminal of the Chhatrapati Shivaji International Airport face a lot of congestion as they cross the roads of Andheri. This road eases commute, leading them directly to the T2 terminal from the Western Express Highway.
Features of the project:
-Adjoining tunnel: The project includes a 98-metre-long (322 ft) tunnel which will be built at the junction of the corridor.
The work on Sahar Elevated Road has been delayed by a year is now expected to open to the public by the end of 2013.

Friday, May 22, 2015

General Knowledge Set 4

Yuan is currency of which country - China


70000 bytes equals to - 70 KB


Sikkim's capital - Gangtok.


Full form of USOF - Universal Service Obligation Fund.


Full form of SEZ - Special Econmic Zone


Full form of VOIP - Voice over Internet Protocol


Naveen Patnaik is - Odisha CM.


Jitendra Singh had which ministry - Science And Technology


Make in india slogan given by - PM Narendra modi


Principal Secretary to PM - Nripendra Mishra


Tax exemption limit for all individuals is till - 2.5Lakh


ISRO headquarter is situated at - Bangalore


Number of IIMs proposed in Union Budget - 5.


Which award is recommended to Dhyan Chand - Bharat Ratan


In CWG 2014, Vinesh Phogat won Gold medal in - wrestling


Yuki bhambri is related to which sport -tennis


Shreyasri Singh got silver medal in which game - Shooting.


Jai Bhagwan is related to - Boxing


Ryder Cup is related to which game - Golf


Lionel Messi is player of _____ country - Argentina.


Which is named Smart city car- Tata Nano


India won Kargil war in the year - 1999


Swabalamban Scheme is - Pension scheme.


Rashtriya Swasthya Bima Yojana is - health insurance scheme for the Indian poor.


FiscalDeficit target for 2013-14 - 4.7%

Expenditure committee head will be - Bimal Jalan


Dilma rouseff is president of - Brazil.


Vikas thakur is related to which game - Weight lifting


First governor of india - Lord Warren Hastings

General Knowledge Set 3

COO full form -  Chief operating officer

ARC form -  Asset Reconstructing Company.

Capital of Mizoram is - Aizawl

Currency of Bangladesh -  Bangladeshi Taka

Who was the first president of India -  Rajendra Prasad.

Operation Vijay is related to which place -  Kargil

HR khan is -  Deputy governor

No. of New IIMs proposed in Union Budget -  5.

Education Cess -  3%

Total number of free transactions from different bank ATM in metro cities - 3.

As per Census 2011, highest student populated country is -  India

Revised age under Juvenile Crime Act -  16- 18

Murali Vijay belongs to which sport -  Cricket

Which Indian cricketer scored highest run in 5th test -  MS Dhoni.

Udupi thermal power plant purchased by -  Adani

First satellite launched by India in the space -  Aryabhatta

KYC is related to -  Opening bank account

Tallest flag used in which place on 15th august -  Central Park, Connaught Place

Question related to Narendra Modi

Cricketer to politician -  Imran khan

Jitu rai is related to which sport - Shooting

Adani invested 15.5 bn in which country -  Australia

Maryam Mirzakhani which country -  Iran

Sergio Ramos is related to which sport -  Football

Boko haram organisation is related to ___ country -  Nigeria.

Express trains excluding AC that are going to be started this year - 27

Capital gain tax on debt funds is -  20%

General Knowledge Set 2

CRR Rate - 4%.


Beijing is capital of - China.


Baghdad is the capital of which country - Iraq.


Shashikant Sharma is - Former GAG of India


LBW is used in which sport - Cricket


Kohima is the capital of - Nagaland.


Doppler radar was used by - Indian metrological department


Full form of RIDF - Rural infrastructure development fund.


Which country will help india for making smart city - Japan


Jim yong Kim is related to - World bank.


Jeev Milkha Singh is related to - Golf


Full form of CAG - Comptroller audit genral.


Which country top in the FDI 2014 - Singapore.


SEBI Functions -


BCCI recommend which player for padam award - M. S. Dhoni (Padma bhusan), kohli - Padma Sree.


B S .ayyeger was awaded by GOI by which award - Padam vibhusan


Rani sarnobat belongs to which game - Shooting.


Sukhen dey related to - Weight lifting


Fedrer is related to which game - Tennis


Tintu luka related to which game - Atheletics.


Wimbeldon cup is related to which game - Tennis


Navaritolva is related to which sport - Tennis


Maria sharapova related to-Tennis.


Sports university will be opened in ____ state - Manipur.


Total number of major ports - 12.


Bhamashah yojna is - Bhamashah Financial Empowerment Scheme


Article 370 related to - Jammu & Kashmir


Swasth bharat abhiyaaan mission will be completed till which year - 2019.


Which country has maximum children dropped after the primary school - India


Best MP award for best performance in 2010 - Arun Jaitely


One question on Beti Bachao yojna -

General Knowledge Set 1

Full form of KYC - know your customer

Full form of JAC - Judical Appointment Commission


Full form of NHB - National housing bank.


Full form of PDF - Portable Document Format


India's independence day on 14th Aug, 2015 is - 68th

Kohima is the capital of: Nagaland.


PPF investment Limit is - 1.5 lakh


Sanjita Chanu wins gold in - Weightlifting.


Anirban Lahiri belongs to which sports - Golf


Rory Mcllory belongs to which sports - Golf


Abhinav Bindra is related to - Shooting


Apurvi Chandela is related to - Shooting


6th BRICS summit held in - Fortaleza, Brazil.


State having highest per capita income in India  (2011) - Gurdial singh sandhu is a - Economist