Thermal Properties of Matter Test

Result

Thermal Properties of Matter Test - 23

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Weekly Quiz Competition

Question 1
4 / -1

On heating a liquid of coefficient of cubical expansion X in a container having coefficient of linear expansion y/3, the level of liquid in the container will

A
Rise

B
Fall

C
Will remain almost stationary

D
It is difficult to say
Question 2
4 / -1

A solid ball of metal has a concentric spherical cavity within it. If the ball is heated, the volume of the cavity will

A
Increase

B
Decrease

C
Remain unaffected

D
None of these
Question 3
4 / -1

If the length of a cylinder on heating increases by 2%, the area of its base will increase by

A
0.5%

B
2%

C
1%

D
4%

Solution
Question 4
4 / -1

Density of substance at 0°C is 10 gm/cc and at 100°C, its density is 9.7 gm/cc. The coefficient of linear expansion of the substance will be

A
10²

B
10^–2

C
10^–3

D
10^–4

Solution
Question 5
4 / -1

Ratio among linear expansion coefficient (α) areal expansion coefficient (β) and volume expansion coefficient (γ) is

A
1 : 2 : 3

B
3 : 2 : 1

C
4 : 3 : 2

D
None of these

Solution
Question 6
4 / -1

When vapour condenses into liquid

A
It absorbs heat

B
It liberates heat

C
Its temperature increases

D
Its temperature decreases
Question 7
4 / -1

At NTP water boils at 100°C. Deep down the mine, water will boil at a temperature

A
100°C

B
> 100°C

C
< 100°C

D
Will not boil at all
Question 8
4 / -1

Water is used to cool radiators of engines, because

A
Of its lower density

B
It is easily available

C
It is cheap

D
It has high specific heat
Question 9
4 / -1

Melting point of ice

A
Increases with increasing pressure

B
Decreases with increasing pressure

C
Is independent of pressure

D
Is proportional to pressure
Question 10
4 / -1

80 gm of water at 30°C are poured on a large block of ice at 0°C. The mass of ice that melts is

A
30 gm

B
80 gm

C
1600 gm

D
150 gm

Solution

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Re-Attempt Weekly Quiz Competition

Thermal Properties of Matter Test - 23

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Thermal Properties of Matter Test - 23

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SHARING IS CARING

Question 1

Rise

Fall

Will remain almost stationary

It is difficult to say

Question 2

Increase

Decrease

Remain unaffected

None of these

Question 3

0.5%

2%

1%

4%

Solution

Question 4

102

10–2

10–3

10–4

Solution

Question 5

1 : 2 : 3

3 : 2 : 1

4 : 3 : 2

None of these

Solution

Question 6

It absorbs heat

It liberates heat

Its temperature increases

Its temperature decreases

Question 7

100°C

> 100°C

< 100°C

Will not boil at all

Question 8

Of its lower density

It is easily available

It is cheap

It has high specific heat

Question 9

Increases with increasing pressure

Decreases with increasing pressure

Is independent of pressure

Is proportional to pressure

Question 10

30 gm

80 gm

1600 gm

150 gm

Solution

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10²

10^–2

10^–3

10^–4