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Which metal is filled inside the poppet valve for cooling purpose ?
A) Magnesium B) Potassium C) Mercury D) Sodium

The advantage of using hydraulic tappet is
A) Eliminates tappet noise B) No need of valve lash adjustment
C) All of the above D) None of the above

The connecting rod big end bearing is connected to
A) Crank pin B) Crank web
C) Main journal D) Main bearing

The bearing used to prevent to and fro motion of crankshaft in endwise direction is
known as

A) Shell Bearing B) Journal Bearing
C) Thrust Bearing D) Main Bearing

The device used to prevent engine roll tendency about its own axis in a transverse
mounted engine is known as

A) Hydraulic engine mount B) Torque Strut
C) Mac Pherson Strut 7) 180101

What is the advantage of offsetting Piston pin towards the major thrust side ?
A) For reducing knocking B) For reducing friction loss
C) For better heat dissipation D) To minimizing piston slap

The difference between crankshaft journal diameter and the bearing diameter is
known as

A) Oil Clearance B) Crankshaft Clearance
C) Thrust Clearance D) Journal Clearance

Firing order of an inline 6 cylinder engine

A) 1-2-3-4-5-6 B) 1-5-3-6-2-4

C) 1-3-2-4-5-6 D) 1-3-4-2-5-6

In an IC engine the worn out piston rings causes

A) Low oil pressure B) Excessive black smoke
C) High oil consumption D) Both A) and B)