Emerging Trends In Mechanical Engineering MCQ Quiz!
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How good are you at mechanical engineering? You can take these emerging trends in mechanical engineering MCQ quiz to check your knowledge of the latest technologies. With this test, you will get to learn new things also, along with practice. So, take the quiz and keep yourself updated with the emerging trends in mechanical engineering. The more you score, the more is your knowledge. Do share your result with friends and see who gets a better result.
- 1.In the Thermoelectric generator, which of the following material is used?
- A.
Semi-conducting material
- B.
Dielectric Material
- C.
Non conducting material
- D.
None of the above
- 2.In Lead Acid Batteries, the Electrolyte used is
- A.
Concentrated Sulphuric Acid
- B.
H2SO4
- C.
Diluted Sulphuric Acid
- D.
Sulphuric Acid
- 3.Which Indian company launched the first electric scooters in the market with the highest speed.
- A.
Okinawa
- B.
Bajaj Auto
- C.
TVS
- D.
Hero
- 4.The main limitations of an HEV are
- A.
It adds more weight to the vehicle due to additional electric components.
- B.
It is more difficult to build the total price of purchasing and ownership increases.
- C.
In most HEVs, the electric propulsion is done using permanent magnet electric machines.
- D.
All of the above.
- 5.In process boilers, steam generation capacity ranges from
- A.
175 kg/h to 55000 kg/h
- B.
2000 kg/h to 55000 kg/h
- C.
200 kg/h to 55000 kg h
- D.
170 kg/h to 550 kg/h
- 6.A major advantage of waste heat recovery in the industry is
- A.
Reduction in pollution
- B.
Increased efficiency
- C.
Both a and b
- D.
None of the above
- 7.A recuperator is used mainly as a waste heat recovery system in a
- A.
Boiler
- B.
Compressor
- C.
Billet reheating furnace
- D.
None of the above
- 8.Which one of the following is a high-temperature heat recovery device?
- A.
Heat pump
- B.
Regenerator
- C.
Heat pipe
- D.
Heat wheel
- 9.What is the most common form of Hybrid energy vehicle?
- A.
Hybrid Electric Bicycle
- B.
Hybrid Electric Motor
- C.
Hybrid Electric Car
- D.
Tata Nano
- 10.What is the most suitable device for a low to medium-temperature waste heat recovery system?
- A.
Economizer
- B.
Heat wheels
- C.
Air pre-heater
- D.
Recuperator
- 11.Which of the following cruise control RADAR & GPS system is used
- A.
Normal Cruise Control
- B.
Adaptive Cruise Control
- C.
Predictive Cruise Control
- D.
All of the above
- 12.When did the Indian government unveil the "National Electric Mobility Mission Plan (NEMMP) "to make a major shift to electric vehicles?
- A.
2008
- B.
2002
- C.
2012
- D.
2013
- 13.A valve designed to sense the difference between steam and condensate and drain the condensate from the line is called as
- A.
Steam Trap
- B.
Steam Valve
- C.
Shuttle Valve
- D.
Throttle Valve
- 14.An economizer is provided to reuse flue gas heat for
- A.
Preheating the boiler feed water
- B.
Preheating the combustion air
- C.
Preheating the stock
- D.
Preheating fuel
- 15.Hyperbolic Cooling tower cools _ _ _ _ _ _ gallons of water per minute.
- A.
48000 gallons of water per min
- B.
480000 gallons of water per min
- C.
480 gallons of water per min
- D.
48000 gallons of water per min
- 16.What does a Hybrid Energy system consist of?
- A.
One renewable energy resource
- B.
10 renewable energy resources
- C.
2 or more non-renewable energy resources
- D.
2 or more renewable energy resources
- 17.Which of the following Battery is used for SLI Application?
- A.
Sodium Nickel Chloride Batteries
- B.
Lead Acid Batteries
- C.
Lithium-Ion Batteries
- D.
Sodium Sulphur Batteries
- 18.A hybrid Vehicle
- A.
Have to be charged every 100 km
- B.
Consume more
- C.
Has a higher top sped
- D.
Consumes less
- 19.The hyperbolic shape of the hyperbolic cooling tower enhances.
- A.
Aerodynamic lift
- B.
Airflow rate
- C.
A natural flow of air through the tower shell
- D.
All of the above
- 20.Which of the following is the example of the WHR ( Waste Heat Recovery)system
- A.
Turbocharged Engines
- B.
Recuperators
- C.
Heat Pump
- D.
All of the above
- 21.Which of the following is capillary wick structure?
- A.
Heat pump
- B.
Heat wheel
- C.
Heat pipe
- D.
None of the above
- 22.Who invented Batteries
- A.
Tesla
- B.
Alessandro Volta
- C.
Luigi Galvani
- D.
Thomas Elwa Edison
- 23.The exchanger typically used in the pressurizing section of a dairy plant is
- A.
Plate heat exchanger
- B.
Shell and tube exchanger
- C.
Run around coil exchanger
- D.
All of the above
- 24.Which one of the following is a high-temperature heat recovery device?
- A.
Heat pump
- B.
Regenerator
- C.
Heat pipe
- D.
Heat wheel
- 25.What is Hybrid Electric Vehicle?
- A.
A vehicle that runs on the fuel cell.
- B.
The truck that runs on electricity.
- C.
A Hybrid Electric Vehicle (HEV) Is a type of Hybrid Vehicle & Electric Vehicle that combines conventional internal combustion (ICE) propulsion system with an electric propulsion system(Hybrid Vehicle drive train)
- D.
None of these
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