PHYSICS (2013) | Study Mode

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Question 41
A
9A
B
8A
C
7A
D
6A.
Explanation

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Correct option: B
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Question 42
A
gains both potential and kinetic energy
B
gains potential energy and loses kinetic energy
C
loses potential energy and gains kinetic energy
D
loses both potential and kihetic energy.
Explanation

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Correct option: A
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Question 43
A
high resistance is connected to it in series
B
high resistance is connected to it in parallel
C
low resistance is connected to it in series
D
low resistance is connected to it in parallel.
Explanation

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Correct option: A
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Question 44
A

Ohm's law

B

Faraday's law

C

Colomb's law

D

Lenz's law.

Explanation

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Correct option: D
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Question 45
A
2.4g
B
3.2g
C
4.6g
D
4.8g.
Explanation

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Correct option: C
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Question 46
A
-9.20eV
B
-8.20eV
C
-2.75eV
D
- 1.75eV.
Explanation

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Correct option: C
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Question 47
A
frequency of the beam
B
work function of the metal
C
threshold frequency of the metal
D
intensity of the beam.
Explanation

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Correct option: C
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Question 48
A
photoelectric effect
B
speed of light
C
colours of light
D
diffraction of light.
Explanation

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Correct option: D
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Question 49
A

2.0 x 10-15J

B

1.7 x 10-13J

C

2.0 x 10-12J

D

1.7 x 10-12J

Explanation

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Correct option: A
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Question 50
A
dative
B
covalent
C
trivalent
D
ionic.
Explanation

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Correct option: C

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