Question 1

Which of the following is a vector quantity?

Accepted Answer

Force

Answer

Mass

Answer

speed

Answer

Time

Question 2

The moment of inertia of a section is minimum with respect to its

Accepted Answer

centroidal axis

Answer

perpendicular axis

Answer

verical axis through one side

Answer

axis passing through base

Question 3

The resultant of two forces is maximum when the angle between them is

Accepted Answer

0

Answer

180

Answer

90

Answer

60

Question 4

The path of a projectile is called

Accepted Answer

trajectory

Answer

range

Answer

height

Answer

parabola

Question 5

The range of a projectile is maximum when the angle of projection is

Accepted Answer

45

Answer

60

Answer

180

Answer

90

Question 6

Mass of a substance is

Accepted Answer

constant everywhere

Answer

minimum at poles and maximum at equator

Answer

maximum at poles and minimum at equator

Answer

can not predict

Question 7

If time of flight of a projectile is 10 s, time to reach maximum height will be

Accepted Answer

5 s

Answer

1 s

Answer

2.5 s

Answer

10 s

Question 8

Newton's first law gives the concept of

Accepted Answer

inertia

Answer

force

Answer

rest

Answer

momentum

Question 9

The product of force and time is called

Accepted Answer

impulse

Answer

moment

Answer

momentum

Answer

work

Question 10

Time period of a seconds pendulum is

Accepted Answer

2 s

Answer

4 s

Answer

1 s

Answer

3 s

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