78.

77.

78.

79.

80,

81.

The work saved by fitting an air vessel in a yeciproeating pump 15 :
(ಯ). 89.2% (13). 84.8%
© 48.59 (೧). ೨8.9%

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(^) भलत एनी ) Young's modulua
(C) Modulus of rigidity ‏(ظ)‎ Bulk modulus
The force of friction acts in a direction ————— to the direction of motion of object.
(ಯ) க (3) Downwards
(0 Perpendicular 10) Opposite

The centroid of a body :
(५) must be a point on that body
(B) is a point which can be made to lie on or outside the body by changing the
coordinate system
(C) is fixed point ‏صن‎ space regardless of the orientation of the body
(D) is a unique point fixed with respect to the body

Thermal strains in a composite body will be :

(A) Twice of each other (B) Equal
(C) One half of the other (D) Two third

When a lap joint is subjected to tensile load the stress induced in the rivet is :
(A) ண்ணா ‏قتا‎ (B) compressive stress
(0) tensile stress (D) bending stress

The maximum bending moment in a cantilever of span [ carrying s uniformly distributed load
of intensity w per unit length is :

மர்‌ 116
(കു T (03) ತ್‌
© ५ @) ५५

How much power can be transmitted by a 60 mm solid shaft at a speed of 100 rpm with a
material of permissible shear stress 50 MPa?

ക) 60 kW (ए) 212.2kW
(© 22.2kW ' (D)ao.skw -

051/2016 12 %