74,

78.

76.

78.

79.

81.

82.

Mist lubrication is used in :
(4) two stroke petrol engine (8) two stroke diesel engine
(C) four stroke petrol engine (D) four stroke diesel engine

An internal snap ring is used :
(A) to lock suction valve spring (B) to lock main bearing
(C) tolock piston pin (D) to lock push rod

The purpose of catalytic converter is :
(ಗ) to improve fuel quality (B) to get complete combustion
(€} to increase fuel efficiency (10) to reduce pollution

Otto cycle is a set of processes used by :

(A) automotives (B) petrol engine
(¢) diesel engine (D) steam engine

The approximate position at which the exhaust valve opens in a four stroke diesel engine is :
(A) at B.D.C of power stroke
© 5°after B.D.C. of pawer stroke
(() 30° before B.D.C. of power stroke
(D) 30° after B.D.C. of power stroke

Advantage of using large slow speed two stroke engines :
(A) ability to use residual fuel വി
(8) അച fly wheel
©) simplicity to reverse the direction of rotation of engine
(D) all of the above

Decompression lever in smaller diesel engines is used for the purpose ೧1 :
(ക) easy hand cranking (18 to stop engine
(0) toincrease compression pressure (D) to control engine smoke

Which river in India forms the largest river Island in the world?

(ಯ) Ganga (B) Indus
(C) Brahmaputra (D) Godawari
From which monsoon Indin receives the maximum rainfall?
(ಗಿ) North East Monscon (8) South West Monsoon
(C) North West Monsaon (D) South East Monsoon

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