CHEMICAL ENGINEERING THERMODYNAMICS QUIZ

In a four speed four stroke Diesel engine, the intake valve

opens at 10° after T.D.C. and closes at 20° before B.D.C.

not listed here

opens at 20° before T.D.C. and closes at 35° after B.D.C.

opens at T.D.C. and closes at B.D.C.

TRUE ANSWER : ?
YOUR ANSWER : ?

The piston compression rings are made of

Steel

Bronze

Cast iron

Aluminium

TRUE ANSWER : ?
YOUR ANSWER : ?

The valve tappet clearance is measured by

Screw pitch gauge

Engineering scale

Vernier caliper

Feeler gauge

TRUE ANSWER : ?
YOUR ANSWER : ?

The basic purpose of tyres is to

Act as brake

None of these

Substitute for springs

Grip the road and provide good traction

TRUE ANSWER : ?
YOUR ANSWER : ?

If the engine coolant leaks into the engine oil, then engine oil

None of these

Turns black

Become foamy

Appears milky

TRUE ANSWER : ?
YOUR ANSWER : ?

The indicated power of a four stroke engine (in watts) is equal to (where P = Mean effective pressure in N/m², L = Length of stroke in metres, A = Cross-sectional area of the piston in m², and N = Speed of the engine in revolutions per second (r.p.s)

P.L.A.N/2

P.L.A.N/4

P.L.A.N

2 × P.L.A.N

TRUE ANSWER : ?
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The exhaust gas from petrol engine contains

Water vapours

Petrol vapours

All of these

Carbon monoxide

TRUE ANSWER : ?
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A clutch is usually designed to transmit maximum torque which is

Equal to the maximum engine torque

150% of the maximum engine torque

None of these

80% of the maximum engine torque

TRUE ANSWER : ?
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The included angle is the sum of the

Camber and S.A.I.

Castor and S.A.I.

Camber and toe in

Camber and castor

TRUE ANSWER : ?
YOUR ANSWER : ?

The Diesel engine works on

Carnot cycle

Otto cycle

Rankine cycle

Diesel cycle

TRUE ANSWER : ?
YOUR ANSWER : ?

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