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Directions to Solve

Find the correctly spelt words.

Q1: (solve as per the direction given above)

A Dammege

B Dammage

C Damage

D Damaige

Q2: The correct mixture strength (by weight) for petrol is about

A 18.5:1

B 22.6:1

C 14.6:1

D 20.4:1

Q3: The working pressure and temperature inside the cylinder of an internal combustion engine is __________ as compared to a steam engine.

A very high

B high

C very low

D low

Q4: The scavenging efficiency of a four stroke cycle diesel engine is

A between 50 and 85%

B below 50%

C between 85 and 95%

D between 95 and 100%

Q5: The voltage required to produce a spark across the gap, between the sparking points is

A 10 000 to 12 000 volts

B 2000 to 4000 volts

C 6000 to 10 000 volts

D 4000 to 6000 volts

Q6: The control rods in the control system of nuclear reactors are used to

A absorb excess neutrons

B control fuel consumption

C control temperature

D all of these

Q7: If the speed of the engine is increased, the indicated power will

A remain same

B increase

C decrease

Q8: The petrol engines are also known as __________ engines.

A compression ignition

B spark ignition

Q9: The specific fuel consumption per B.P. hour for a petrol engine is about

A 0.25 kg

B 0.3 kg

C 0.35 kg

D 0.2 kg

Q10: The material most commonly used for sheilding is

A concrete

B carbon

C all of these

D lead