33.

34,

35.

36.

37.

38,

39.

40,

The extra groove cast in between top ring groove and piston crown is known as

(^) ring section (B) land

(C) split skirt (D) heatdam
115 ലല piston is oval in shape, the diameter across the gudgeon pin is less
and when the piston heated up the bosses expand outwards making piston round.

(ಹಿ) solid skirt (8) cam ground

(0 शय (D) split skirt

The piston pins are made of

(ಹ) nickel alloy (B) castiron
(C) bronze (2) 000007
The inertia of the tends to keep the crankshaft to rotate at a constant speed.
(A) vibration damper (8) balancing weight
(0 crank-arms (D) flywheel

The lining materials for crankshaft bearings ഈട
(ಹ) copper-lead (B) copper-cadmium alloy
(C) lead-copper (D) all the above

can take axial and radial loads.
(^) Ball bearings (8) Roller bearings
(C) भला णाय bearings (D) Needle roller bearings

In some engines the axis of the tappet is slightly offset from the axis of the cam lob to
(ಹಿ) convert the rotary motion into reciprocating motion
(B) to drive fuel pump
(C) 10 rotate tappet or lifter when it moves up
(D) 10 get the drive from crank shaft

In cam shaft drive mechanism camshaft rotates in the reverse direction of the crankshaft
in

(ಹಿ) geardrive (B) chain drive
(0 Dbeltdrive (D) gear drive with idler gear
| 7 005/2020

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