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Physics General Science Test Medium Mode MCQs With Answers
Question # 1
Such an inductor coil which does not consume energy and is often employed for controlling a.c. without consumption of energy is called
Choose an answer
Choke
impedance
Semi-conductor
None
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Question # 2
X-rays produced in a tube operating at 10
5
V. The speed of X-rays produced is
Choose an answer
3 x 10
8
m/s
3.1 x 10
8
m/s
2.8 x 10
8
m/s
1.88 x 10
8
m/s
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Question # 3
When a wave is travels from one place to another, it transfers:
Choose an answer
Matter
Energy
Momentum
Both B and C
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Question # 4
Light year is a unit of:
Choose an answer
Time
Distance
Velocity
Intensity of light
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Question # 5
The locus of all points in a medium having same phase of vibration is called
Choose an answer
Crest
Trough
Wavelength
Wave-front
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Question # 6
The value of the metastable state for Neon is
Choose an answer
20.66eV
20.61eV
19.23eV
18.70eV
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Question # 7
The ultimate source of money sources of energy is:
Choose an answer
Sun
Air
Water
Petroleum
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Question # 8
When a nucleus emits an alpha particle, it atomic mass decreased by
Choose an answer
2
1
4
3
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Question # 9
What is the current is a 2 x 10
6
ohm resistor having a potential difference of 2 x 10
3
volts?
Choose an answer
10
-1
A
10
-2
A
10
-4
A
1 mA
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Question # 10
A change in position of a body from its initial position to its final position is known as
Choose an answer
relative motion
displacement
distance
acceleration
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Question # 11
Pair production is the phenomenon in which
Choose an answer
matter is converted into energy
energy is converted into matter
light is converted into electrical energy
electrical energy is converted into light
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Question # 12
The original source of tides is
Choose an answer
Ocean
Sun
Earth
Moon
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Question # 13
Range of a projectile is R.when the angle of projection is 30°.Then the value of the other angle of projection for the same range is:
Choose an answer
45°
60°
50°
40°
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Question # 14
Shear modulus for bone is
Choose an answer
15
40
50
80
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Question # 15
Dimensions of velocity are
Choose an answer
[L]
[T]
[LT
-1
]
[LT
-2
]
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Question # 16
In diesel engine no sparking device and no need of
Choose an answer
Heavy current unit
Spark plug
Instant starting
None of these
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Question # 17
The acceleration produced varies
Choose an answer
Directly with the applied force
Inversely to the mass of the body
Both
None of these
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Question # 18
The danger signals are red while the eye is more sensitive to yellow because
Choose an answer
Scattering in yellow colour is less than that of red
Red light is longer in wavelength than yellow light
Scattering in red is less than that of in yellow
Red colour has greater frequency than yellow light
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Question # 19
The young's modulus of a wire of length L and radius 'r' is Y. If the length is reduced to L/2 and radius to r/2, its Young's modulus will be
Choose an answer
Y/2
Y
2Y
4Y
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Question # 20
The orbital radius as the revolving body is revolving is
Choose an answer
Very Smaller
Larger
Smaller
None of these
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Question # 21
Is the Gravitational force is conservative ?
Choose an answer
Yes
No
A little
None of these
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Question # 22
Refractive index of material depends upon
Choose an answer
Nature of material
Wave length
Temperature
All of these
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