Spark plug is provided in a/an_________________?

Related Mcqs:

1. Otto cycle used in spark ignition petrol engines is also known as the constant ________________ cycle?

   A. Volume
   B. Pressure
   C. Heat
   D. None of these

2. Heat release during phase change is observed in case of a/an_________________?

   A. Boiler
   B. Condenser
   C. Evaporator
   D. All A. B. & C.

3. Function of fusible plug in a boiler is to ______________________?

   A. Drain out water and sludge from the boiler during repair
   B. Put off fire in the furnace when water level in the boiler falls to unsafe limit
   C. Guard the boiler in case of abnormal rise in steam pressure
   D. All A, B. & C

4. Biological shield in a nuclear reactor is generally provided to protect against the__________________?

   A. α-rays
   B. β-rays
   C. Gamma rays & neutrons
   D. Electrons

5. Induced draft fans provided in large thermal power plant boilers have __________________ blades?

   A. Forward curved
   B. Backward curved
   C. Double curved
   D. Radial or straight

6. Baffles provided on the shell side of a shell and tube heat exchanger are meant for _____________________?

   A. Providing support for the tubes
   B. Improving heat transfer
   C. Both A & B
   D. Preventing the fouling of tubes & stagnation of shell side fluid

7. Coating provided on the electrodes used in the arc welding is not expected to_________________?

   A. Add alloying elements
   B. Prevent electrode from contamination
   C. Stabilise the arc
   D. Provide protective atmosphere to weld

8. Diameter of the rivet to be provided on a 20 mm. thick boiler plate will be ______________ mm?

   A. 10
   B. 20
   C. 30
   D. 40

9. Shrinkage allowance on pattern is provided to compensate for shrinkage when the _____________________?

   A. Metal changes from liquid state to solid state at freezing temperature
   B. Solid phase temperature drops from freezing temperature to the room temperature
   C. Liquid metal temperature drops from pouring temperature to room temperature
   D. Liquid metal temperature drops from pouring temperature to freezing temperature

10. The taper provided on pattern for its easy & clean withdrawal from the mould is termed as the _______________ allowance ?

    A. Casting
    B. Pattern
    C. Draft
    D. Distortion