Latest I C Engines Question Answer 2022 : Best Tricks for preparation of SSC, Railway, Police competitive exams, entrance test to prepare online Exam.
31. The compression ratio of motor cars is
(A) 5
(B) 7
(C) 10
(D) 13
32. The specific gravity of diesel oil is
(A) 1
(B) 0.7
(C) 0.85
(D) 0.5
33. Freezing temperature of petrol is usually
(A) 0C
(B) – 10C
(C) 10C
(D) Less than – 30C
34. The specific gravity of petrol is about
(A) 0.65
(B) 0.75
(C) 0.85
(D) 0.95
35. The firing order in a six stroke I.C. engine is
(A) 1-3-6-5-2-4
(B) 1-4-2-5-6-3
(C) 1-6-2-5-4-3
(D) 1-5-2-6-3-4
36. The heat wasted in diesel engine is of the order of
(A) 80%
(B) 65%
(C) 50%
(D) 35%
37. Air injection in I.C. engines refers to injection of
(A) Liquid Fuel Only
(B) Liquid Fuel And Air
(C) Solid Fuel
(D) Solid Fuel And Air
38. Solid injection in I.C. Engines refers to injection of
(A) Liquid fuel only
(B) Liquid fuel and air
(C) Solid fuel
(D) Solid fuel and air
39. Diesel engines as compared to petrol engines require
(A) Bigger Fly Wheel
(B) Smaller Fly Wheel
(C) Same Size Fly Whee!
(D) No Fly Wheel
40. Mixing of fuel and air in case of diese; engine occurs in
(A) Injection Pump
(B) Injector
(C) Inlet Manifold
(D) Carburettor
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