Which of the following is the lightest and most volatile liquid fuel________________?

Related Mcqs:

1. The following volume of air is required for consuming 1 liter of fuel by a four stroke engine_______________?

   A. 1 m3
   B. 5 m3
   C. 5-6 m3
   D. 9-10 m3
   E. 15-18 m3

2. Which of the following statements is correct ?

   A. All the irreversible engines have same efficiency
   B. All the reversible engines have same efficiency
   C. Both Rankine and Caront cycles have same efficiency between same temperature limits
   D. All reversible engines working between same temperature limits have same-efficiency
   E. Between same temperature limits, both petrol and diesel engines have same efficiency

3. A 75 cc engine has following parameter as 75 cc ___________________?

   A. fuel tank capacity
   B. lub oil capacity
   C. swept volume
   D. cylinder volume
   E. clearance volume

4. Installation of supercharger on a four-cycle diesel engine can result in the following percentage increase in power_____________?

   A. upto 25%
   B. upto 35%
   C. upto 50%
   D. upto 75%
   E. upto 100%.

5. Cetane number is determined by comparing the performance of diesel oil with the following hydrocarbons___________________?

   A. cetane
   B. mixture of cetane and alphamethyl napthalene
   C. ethylene dibromide
   D. mixture of aldehydes and ketones
   E. mixture of cetane with tetra-ethyl lead

6. Detonation is caused by the following unstable compounds______________________?

   A. peroxides, aldehydes and ketones
   B. peroxides, aldehydes, oxides and sul-phides
   C. aldehydes, oxides and ketones
   D. ketones and sulphur compounds
   E. none of the above

7. A 4-stroke diesel engine needs about following amount of air_________________?

   A. 75 cc per min. per h.p.
   B. 750 cc per min. per h.p.
   C. 7500 cc per min. per h.p.
   D. 75000 cc per min. per h.p.
   E. 750000 cc per min. per h.p

8. Which of the following engines can work on very lean mixture__________________?

   A. S.I. engine
   B. C.I. engine
   C. two stroke engine
   D. four stroke engine
   E. all of the above

9. The following type of carburettor is preferred_______________?

   A. concentric type
   B. eccentric type
   C. horizontal type
   D. vertical type
   E. none of the above

10. Which of the following is mostly used used as blast furnace fuel for extracting pig iron from iron ores?

    A. Brown coal
    B. Anthracite coal
    C. Hard coke
    D. Woodchar coal

    Submitted by: Faheem Zaman Dhaunroo