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Directions to Solve

Find the correctly spelt words.

Q1: (solve as per the direction given above)

A Accomplish

B Acomplush

C Accompalish

D Ackmplesh

Q2: In a petrol engine, the charge is ignited with the help of a spark plug.

A Yes

B No

Q3: Reflector in nuclear power plants __________ neutron leakage.

A have no effect on

B increases

C decreases

Q4: Number of working strokes per min. for a two stroke cycle engine are __________ the speed of the engine in r.p.m.

A four-times

B one-half

C equal to

D twice

Q5: The injector nozzle of a compression ignition engine is required to inject fuel at a sufficiently high pressure in order to

A ensure that penetration is not high

B inject fuel at a high velocity to facilitate atomisation

C inject fuel in a chamber of high pressure at the end of compression stroke

D all of the above

Q6: A two stroke cycle engine occupies larger floor area than a four stroke cycle engine.

A No

B Yes

Q7: The indicated mean effective pressure of an engine is obtained from the indicator diagram drawn with the help of an engine indicator.

A True

B False

Q8: A fuel of cetane number 40 has the same ignition quality as a mixture of

A 40% petrol and 60% diesel

B 40% cetane and 60% alpha methyl napthalene

C 40% alpha methyl napthalene and 60% cetane

D 40% diesel and 60% petrol

Q9: The two reference fuels used for cetane rating are

A cetane and alpha-methyl naphthalene

B cetane and tetra ethyl lead

C cetane and iso-octane

D cetane and normal heptane

Q10: In petrol engines, the delay period is of the order of

A 0.004 second

B 0.001 second

C 0.002 second

D 0.003 second