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Directions to Solve

Find the correctly spelt words.

Q1: (solve as per the direction given above)

A Skripture

B Scripher

C Scriptur

D Scripture

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

A lower volatility

B longer ignition delay

C higher heating value

D higher flash point

Q3: The spark ignition engines are governed by

A quantitative governing

B combination of (b) and (c)

C hit and miss governing

D qualitative governing

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

A black smoke will be produced

B efficiency will be low

C low power will be produced

D higher knocking will occur

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

A temperature

B none of these

C density

D volume

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

A remain same

B decrease

C increase

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 both (a) and (b)

C prevent sparking across the gap between the points

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

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

A Its chemical name is normal-hexadecane.

B It has long carbon chain structure.

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

D all ofthe above

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 low neutron absorption cross-section

B high neutron absorption cross-section

C high neutron scatter 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 decrease maximum pressure and increase maximum temperature

B increase maximum pressure and decrease maximum temperature

C increase maximum pressure and maximum temperature

D reduce maximum pressure and maximum temperature