mechanics (mass, force, acceleration, work, energy, momentum, velocity) - Category wise Question and Answer Practice Test with Solutions

Question : 1 [CDS]

If a ship moves from freshwater into seawater, it will

a) rise a little higher

b) sink a little bit

c) sink completely

d) remain unaffected

Question : 2 [IAS Prelim]

A simple machine helps a person in doing:

a) the same amount of work slowly

b) the same amount of work with lesser force

c) less work

d) the same amount of work much faster

Question : 3

a) A → S; B → P; C → Q; D → R

b) A → P; B → S; C → R; D → Q

c) A → S; B → P; C → R; D → Q

d) A → P; B → S; C → Q; D → R

Question : 4

Consider the following statements:

1. The gravitational force exerted by the sun on the moon is greater than the gravitational force exerted by the earth on the moon.
2. A heavy body falls at a faster rate than a light body in vacuum.

a) 1 and 2 both

b) 1 only

c) 2 only

d) None

Question : 5

A couple produces a

a) no motion.

b) pure rotational motion

c) pure linear motion

d) both linear and rotational motion