Pakistan study notes for Matric, Intermediate, B.A, B.COM BSC, M.A, BCS. Free Pakistani Urdu educational school, colleges and University notes.

Chapter 10 : MATTER – MCQ’s

MCQ’s

 

1

The irregular motion of small, suspended particles in air or water is called

a) Translator motion c) Brownian motion

b) Vibratory motion d) SHM

2

The unit of stress is ________

a) N/m2 c) NM

b) N/m d) None

3

The property of the matter by virtue of which it resists any force that tends to produce deformation in it is called ___________

a) Platisicity c) Ductility

b) Elasticity d) None

4

The force acting on a unit area of a solid, that tends to produce deformation in the solid is called

a) Stress c) Elasticity

b) Strain d) Elastic limit

5

When a force is applied on a metallic wire, a change in length to its length takes place, then the ratio of the change in length to its original length is called

a) Stress c) Elasticity

b) Strain d) Elastic limit

6

Young’s modulus is the ration of stress to ___________

a) Strain c) Stress

b) Elastic Limit d) None

7

If the weight of a body is ______________ than the upward thrust, the body will float on the surface of the liquid.

a) less c) equal to

b) greater d) None

8

A solid object sinks in a fluid when the up thrust on the object is _________ than the weight of the object.

a) greater c) equal

b) less

d) None

9

The instrument used for measuring the unknown pressure with respect to atmospheric pressure is called ________

a) barometer c) Pyrometer

b) Manometer d) None

10

Unit of strain is ________

a) N/m c) Same as stress

b) N d) No unit

11

Unit of young’s modulus is

a) N/m c) Same as stress

b) N d) No unit

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