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Directions to Solve

Find the correctly spelt words.

Q1: (solve as per the direction given above)

A Scripher

B Scriptur

C Skripture

D Scripture

Q2: By higher octane number of spark ignition fuel, it is meant that the fuel has

A longer ignition delay

B higher flash point

C higher heating value

D lower volatility

Q3: The spark ignition engines are governed by

A hit and miss governing

B quantitative governing

C qualitative governing

D combination of (b) and (c)

Q4: If petrol is used in a diesel engine, then

A efficiency will be low

B higher knocking will occur

C black smoke will be produced

D low power will be produced

Q5: The sensing element in the control system of nuclear reactors measure the __________ of the neutron flux in the reactor.

A density

B none of these

C temperature

D volume

Q6: If the temperature of intake air in internal combustion engine increases, then its efficiency will

A decrease

B increase

C remain same

Q7: In a coil ignition system of petrol engines, a condenser is connected across the contact-breaker in order to

A none of the above

B prevent sparking across the gap between the points

C cause more rapid break of the primary current, giving a higher voltage in the secondary circuit

D both (a) and (b)

Q8: Which of the following statement is correct regarding normal cetaine?

A It is a standard fuel used for knock rating of diesel engines.

B It has long carbon chain structure.

C all ofthe above

D Its chemical name is normal-hexadecane.

Q9: Enriched uranium is required as a fuel in a nuclear reactor, if light water is used as moderator and coolant, because light water has

A high neutron scatter cross-section

B high neutron absorption cross-section

C low neutron absorption cross-section

D low moderating efficiency

Q10: As compared to air standard cycle, in actual working, the effect of variation in specific heats is to

A increase maximum pressure and decrease maximum temperature

B reduce maximum pressure and maximum temperature

C increase maximum pressure and maximum temperature

D decrease maximum pressure and increase maximum temperature