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Directions to Solve

Find the correctly spelt words.

Q1: (solve as per the direction given above)

A Skillfull

B Skilfull

C Skilpull

D Skillful

Q2: A two stroke cycle engine gives __________ mechanical efficiency than a four stroke cycle engine.

A higher

B lower

Q3: The delay period in compression ignition engines depends upon

A relative velocity between the fuel injection and air turbulence pressure of residual gases

B all of the above

C nature of the fuel mixture strength

D temperature and pressure in the cylinder at the time of injection

Q4: Lubrication in I.C. engines dissipates the heat generated from the moving parts due to friction.

A True

B False

Q5: The ratio of the heat equivalent to one kW hour to the heat in fuel per B.P. hour is termed as brake thermal efficiency.

A Yes

B No

Q6: The theoretically correct mixture of air and petrol is

A 15:1

B 25:1

C 20:1

D 10:1

Q7: In qualitative governing, the quantity of fuel is varied to suit the load on the engine and the total charge of air is altered.

A Correct

B Incorrect

Q8: The function of a distributor in a coil ignition system of I.C. engines is

A to distribute power

B to distribute current

C to distribute spark

D to time the spark

Q9: A moderator, apart from its high neutron slowing power, and low non-productive neutron, should be

A stable under nuclear radiation

B good thermal conductor

C all of these

D corrossion resistant

Q10: The frictional power (F.P.) is given by

A F.P. = I.P./B.P.

B F.P. = I.P. - B.P.

C F.P. = B.P./I.P.

D F.P. = B.P. - I.P.