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Rain drops are spherical because of :
(ಗ) wviscosity (B) air resistance
{C) surface tension (10) atmospheric pressure

In a multiple disc cluteh, மீ ‏يه قجھه ہہ‎ वाट number of discs on driving and driven shafts
respectively, then number of pairs of contact surface will be :
(4) + -1 ര മദി

(@ മട D) ‏يه)‎ +28

A Flywheel of moment of inertia 9.8 kgm? fluctuates by 30 rpm for a fluctuation in energy of
1936 joules. The mean speed of the flywheel is :

(A) 900 rpm (8) 600 rpm
(C) 936 rpm (D) 1200 rpm
The stud bolt is :
(ಗಿ) thread on both ends (ए) thread on one end without head
)0© thread on one end with நவம்‌ (D) none of the above

The product of moment of inertia and angular velocity is known as :
(ക) angular torque (B) kinetic energy
(0 angular momentum (1) none of the above

In the case of flat pivot bearing the rubbing velocity is :
(A) maximum at the centre വ്‌ the contact area
(0) zero at the centre and maximum at the outer radius
(0) uniform throughout the contact area
(D) zero at the outer radius

The frictional torque transmitted in the case of flat pivot bearing for uniform pressure is :

(ಗಿ) மங (0) 1/3/೫108

© फार © 17
Which of the following is an example of friction clutch?

(2) disc (8) cone

(C) plate (D) all of the above

The module is defined as the ratio of :
(ಯ) number of teeth to the pitch circle dinmeter
(B) pitch circle diameter to number of teeth
(C) circumference of the piteh circle to number of teeth
(D) none of the above

5 053/2016
[7.7.0.]