PPSC Physics Topic 2 Structural Properties of Matter

MCQ's Test For PPSC Physics Topic 2 Structural Properties of Matter

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PPSC Physics Topic 2 Structural Properties of Matter

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Question # 1

How much would be the volume of ice formed by freezing 1 litre of water.

Question # 2

The terminal velocity in case of spherical droplet is directly proportional to.

Question # 3

Venturimeter is a device used to measure

Question # 4

Surface tension of a liquid may be defined as

Question # 5

When a tennis balls is hit by a racket inasmuch a way that it spins as well as moves forward the velocity of the air on one side of the ball

Question # 6

Drag force between two layers under consideration depends on

Question # 7

The SI unit of stress is

Question # 8

With increase in temperature the angle of contact of liquid.

Question # 9

The pulsating outflow of blood from the heart by alternate systole and diastole is smoothed out by

Question # 10

Blood pressure of a person

Question # 11

Which of the following is mechanical property of a material.

Question # 12

A rectangular block has length 6 cm, width 5 cm and height 10 cm Its mass is 150 g The density of the block is

Question # 13

A small and a large rain drops are falling thgouth all.

Question # 14

A bodybuilders uses a chest expander with five springs it takes a force of 20 N to Pallone spring out by 15 cm how much force will be needed to extend the expander by 15 cm.

Question # 15

A hydrometer floats to a particular level in sea water in fresh water it.

Question # 16

High concentration of red blood cells increases the viscosity of blood from

Question # 17

Minor losses through values, fittings, bends etc are modeled as proportional to

Question # 18

Soap cleans the dirty clothes because.

Question # 19

Which of the substances is the lightest one.

Question # 20

Any substance that can flow is a

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PPSC Physics Chapter 2 Important MCQ's

Sr.# Question Answer
1 The strength per unit volume of a solid is called.
A. shear stress
B. Shear strain
C. Bulk strength
D. Bulk modulus
2 A cube with sides 2 cm long is made from a material of density 8 g cm -3 What is the density of the block is.
A. 0.2 g cm-3
B. 0.5 g cm-2
C. 2 g cm-3
D. 5 g cm-3
3 Which of the following is more viscous
A. Air
B. Honey
C. Water
D. Milk
4 At which temperature surface tension of liquid will be maximum
A. 0 oC
B. 20 oC
C. 30 oC
D. 100 oC
5 The nib of fountain pan is split of convey ink down the nib by the phenomenon of.
A. Adhesion
B. Cohesion
C. Osmosis
D. Capillary
6 A structure that is intermediate between order and disorder is.
A. glassy solids
B. Polymeric solids
C. Amorphous solids
D. Crystalline solids
7 A tin film of liquid is enclosed between two glass plates it is difficult to spates the plates on account of.
A. Surface tension
B. Atmospheric pressure
C. Viscosity
D. Friction
8 Soap cleans the dirty clothes because.
A. Its chemical constituents are changed
B. Itr increases the surface tension of its solution with water
C. It increases the surface tension of its solution with water
D. It is less dense than that of water
9 The word amorphous means
A. With regular structure
B. Without structure
C. May have regular structure
D. Thermoplastics
10 Birds planes and boats are streamlined to reduce
A. Turbulence
B. Thrust
C. Drag
D. Lift

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