In isochronous governing, speed droop is_______________?

Related Mcqs:

1. An engine has a normal speed of 960 r.p.m. and no load speed of 1000 r.p.m. The speed droop of governor will be about___________________?

   A. 2%
   B. 4%
   C. 8%
   D. ±4%
   E. 1%.

2. Method of governing used in diesel engine is__________________?

   A. quantity governing
   B. quality governing
   C. combined governing
   D. partial governing
   E. nit and miss governing

3. Method of governing used in petrol engine is________________?

   A. quantity governing
   B. quality governing
   C. combined governing
   D. partial governing
   E. hit and miss governing

4. A hmh flame speed is obtained in diesel engine when air fuel ratio is_______________?

   A. uniform throughout the mixture
   B. chemically correct mixture
   C. about 3-5% rich mixture
   D. about 10% rich mixture
   E. about 10% lean mixture

5. With increase in speed of vehicle, the back pressure will________________?

   A. decrease
   B. increase
   C. remain unalfected
   D. depend on other factors
   E. none of the above

6. For same power and same speed, the flywheel of a four stroke engine as compared to two-stroke I.C. engine will be________________?

   A. smaller
   B. bigger
   C. same size
   D. dependent on other engine parameters
   E. unpredictable

7. For low speed operation or for idling in petrol engines, the engine requirements are for_______________?

   A. lean mixture
   B. theoretically correct mixture
   C. rich mixture
   D. any type of mixture
   E. lean/rich mixture depending upon capacity of engine

8. With increase in engine speed, the ignition of spark in petrol engine has to be __________________?

   A. Unaltered
   B. Increased
   C. Decreased
   D. Advanced

9. The essential equipment for producing high vlotage for sparking in petrol engines with battery is_______________?

   A. ignition coil
   B. ignition coil and distributor
   C. ignition coil and condenser
   D. ignition coil and contact breaker
   E. ignition coil, contact breaker and con-denser

10. For low load operation, more suitable (economical) engine is_______________?

    A. S.I. engine
    B. C.I. engine
    C. both are equally good
    D. multicylinder engine
    E. two stroke engine