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Directions to Solve

Find the correctly spelt words.

Q1: (solve as per the direction given above)

A Scriptur

B Scripher

C Scripture

D Skripture

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

A higher flash point

B higher heating value

C lower volatility

D longer ignition delay

Q3: The spark ignition engines are governed by

A qualitative governing

B quantitative governing

C combination of (b) and (c)

D hit and miss governing

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

A low power will be produced

B efficiency will be low

C higher knocking will occur

D black smoke will be produced

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

A temperature

B volume

C density

D none of these

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

C prevent sparking across the gap between the points

D both (a) and (b)

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

A all ofthe above

B Its chemical name is normal-hexadecane.

C It has long carbon chain structure.

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

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 low moderating efficiency

D high neutron scatter cross-section

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 decrease maximum pressure and increase maximum temperature

C reduce maximum pressure and maximum temperature

D increase maximum pressure and maximum temperature