Thermal Properties of Matter Test

Result

Thermal Properties of Matter Test - 47

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Question 1
4 / -1

When a rod is heated but prevented from expanding, the stress developed is independent of

A
Material of the rod

B
Rise in temperature

C
Length of rod

D
None of the above

Solution
Question 2
4 / -1

Expansion during heating

A
Occurs only in solids

B
Increase the weight of a material

C
Decreases the density of a material

D
Occurs at the same rate for all liquids and solids
Question 3
4 / -1

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

A
Rise

B
fall

C
Remain almost stationary

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

A pendulum clock keeps correct time at 0^oC. Its mean coefficient of linear expansion is α /^oC, then the loss in seconds per day by the clock if the temperature rises by t^oC is

A

B

C

D

Solution
Question 5
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
Incease

B
Decrease

C
Remain unaffected

D
None of these
Question 6
4 / -1

A litre of alcohol weighs

A
less in winter than in summer

B
Less in summer than in winter

C
Same both in summer and winter

D
None of the above
Question 7
4 / -1

An ideal gas is expanding such that PT² = Constant. The coefficient of volume expansion of the gas

A
1/T

B
2/T

C
3/T

D
4/T

Solution
Question 8
4 / -1

Water has maximum density at

A
0^oC

B
32^oC

C
–4^oC

D
4^oC
Question 9
4 / -1

At some temperature T, a bronze pin is a large to fit into a hole drilled in a steel block. The change in temperature required for an exact fit is minimum when

A
Only the block is heated

B
Both block and pin are heated together

C
Both block and pin are cooled together

D
Only the pin is cooled
Question 10
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