1000+ Applied Mechanics Objective Questions and Answers - 2

Question: 6

The angle of projection for a range is equal to the distance through which the particle would have fallen in order to acquire a velocity equal to the velocity of projection, will be

(A) 30°

(B) 60°

(C) 75°

(D) 90°

Question: 7

When a body moves round a fixed axis, it has

(A) a translatory

(B) a rotary motion

(C) a circular motion

(D) a rotary motion and translatory motion

Question: 8

The total time of collision and restitution of two bodies is called

(A) period of collision

(B) period of impact

(C) time of collision

(D) all the above

Question: 9

The velocity of a moving body, is

(A) a vector quantity

(B) a scalar quantity

(C) a scalar as well as a vector quantity

(D) none of these

Question: 10

Two forces act an angle of 120°. If the greater force is 50 kg and their resultant is perpendicular to the smaller force, the smaller force is

(A) 10 kg

(B) 20 kg

(C) 25 kg

(D) 35 kg