PHYSICS (2013) | Study Mode

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Question 21
A
water has a high Specific heat
B
steam has latent heat of fusion
C
the steam is at a higher temperature than the water
D
steam brings heat more easily by convection.
Explanation

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Correct option: C
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Question 22
A

It will be more than 100C

B

It will be less than 100C

C

It will still be at 100C

D

It will be fluctuating.

Explanation

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Correct option: A
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Question 23
A

viscosity of the liquid

B

surface tension of the liquid

C

friction between the walls of the liquid

D

osmotic pressure of the liquid.

Explanation

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Correct option: C
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Question 24
A
convection
B
conduction
C
radiation
D
diffusion.
Explanation

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Correct option: B
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Question 25
A

electromagnetic wave

B

micro wave

C

mechanical wave

D

seismic wave.

Explanation

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Correct option: C
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Question 26
A
frequency
B
amplitude
C
direction of vibration of the particles of the medium
D
period of vibration of the particles ofthe medium.
Explanation

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Correct option: C
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Question 27
A

497m-1

B

440m-1

C

397m-1

D

240m-1

Explanation

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Correct option: B
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Question 28
A
2700Hz
B
456Hz
C
444Hz
D
75Hz.
Explanation

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Correct option: A
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Question 29
A
0.05.1m
B
0.15m
C
0.30m
D
1.00m.
Explanation

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Correct option: A
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Question 30
A

0

B

45

C

90

D

180

Explanation

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Correct option: A

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