1000+ Applied Mechanics MCQ Questions and Answers - 2

Question: 6

The tension in a cable supporting a lift

(A) is more when the lift is moving downwards

(B) is less when the lift is moving downwards

(C) is less when the lift is moving upwards

(D) remains constant whether it moves downwards or upwards

Question: 7

According to Kennedy's theorem, if three bodies have plane motion, their instantaneous centres lie on

(A) a triangle

(B) two straight lines

(C) a straight line

(D) a point

Question: 8

One Newton force, is

(A) 10³ dynes

(B) 10⁴ dynes

(C) 10⁵ dynes

(D) 10⁶ dynes

Question: 9

The motion of a particle moving with S.H.M. from an extremely to the other, constitutes

(A) one full oscillation

(B) two oscillations

(C) half an oscillation

(D) none of these

Question: 10

The centre of gravity of a plane lamina will not be at its geometrical centre if it is a

(A) circle

(B) square

(C) right angled triangle

(D) equilateral triangle