Question – 1
1. _________ are used in new cars to mix air and fuel.
- A. Fuel Injectors
- B. Carburetors
- C. Slip Joints
- D. Both A and B
- Answer:D
- Answer Explanation:
Question – 2
2. The engine cooling system of an automobile does not have a ___________.
- A. water pump
- B. distributor
- C. pressure cap
- D. thermostat
- Answer:B
- Answer Explanation:
Question – 3
3. _____________ is responsible for the opening and closing of intake and exhaust valves in an engine.
- A. A camshaft
- B. An injector
- C. A compressor
- D. A carburetor
- Answer:A
- Answer Explanation:
Question – 4
4. When piston rings are worn, a car may use __________ oil.
- A. more
- B. less
- C. medium
- D. no
- Answer:A
- Answer Explanation:
Question – 5
5. A ten-penny nail is not _________ than a 2d nail.
- A. Thicker
- B. Harder
- C. Shorter
- D. Longer
- Answer:C
- Answer Explanation:
Question – 6
6. __________ should be used to extinguish a class c fire.
- A. Carbon dioxide
- B. Water
- C. Helium
- D. Neon
- Answer:A
- Answer Explanation:
Question – 7
7. _________ are used to cut threads in hard materials like metal, plastic etc.
- A. Scissors
- B. Tube cutters
- C. Taps and Dies
- D. Chamfers
- Answer:C
- Answer Explanation:
Question – 8
8. __________ is made by using the primary ingredients-cement, sand, gravel and water.
- A. Concrete
- B. Cement
- C. Mortar
- D. None of the above
- Answer:A
- Answer Explanation:
Question – 9
9. Toxicity of engine emissions can be reduced by using _________.
- A. an injector
- B. fuel
- C. a charger
- D. a catalytic converter
- Answer:D
- Answer Explanation:
Question – 10
10. In an automobile, camber is used in the design of __________.
- A. the engine
- B. steering and suspension
- C. breaks
- D. the compressor
- Answer:B
- Answer Explanation:
Question – 11
11. Lead-tin alloy is used to make fuel tanks as it ___________.
- A. prevents rusting
- B. keeps the fuel cool
- C. reduces vibration
- D. protects the engine
- Answer:A
- Answer Explanation:
Question – 12
12. ________ is used for cutting grooves.
- A. Dado blade
- B. Chisel
- C. Rip blade
- D. Kerf
- Answer:A
- Answer Explanation:
Question – 13
13. Shock absorbers are used by the _________ in an automobile.
- A. exhaust system
- B. suspension system
- C. engine
- D. both A and B
- Answer:B
- Answer Explanation:
Question – 14
14. A catalytic converter __________.
- A. converts pollutants into less harmful substances
- B. saves engine fuel
- C. regulates air supply to the engine
- D. makes the automobile start
- Answer:A
- Answer Explanation:
Question – 15
15. Holes can be made in a metal sheet safely by using a _________.
- A. metal punch
- B. lever
- C. sledge
- D. rebar
- Answer:A
- Answer Explanation: