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Physics General Science Test Medium Mode MCQs With Answers
Question # 1
Bernoulli's equation is applicable for
Choose an answer
turbulent flow
streamline flow
both (a) and (b)
all kinds of flows
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Question # 2
A body whose momentum is constant must have constant
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Acceleration
Velocity
Force
None of these
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Question # 3
The discuss used by athlete has a mass of 1 kg, its weight in newton is
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9.8 N
80 N
98 N
100 N
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Question # 4
The combined effect of resistance and reactance in a.c. circuit is called
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conductance
resistance
impedance
choke
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Question # 5
When velocity of moving body is doubled, the quantity which is also doubled is its:
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K.E.
Acceleration
Momentum
P.E.
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Question # 6
In order to make a voltmeter, high resistance is connected with galvanometer, in
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perpendicular
may be paralled or pendicular
series
none of these
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Question # 7
Which of the following statements for an object in equilibrium is not true?
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The object must be at rest
The object can be at rest
The object is moving at constant speed
The acceleration of the object is zero
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Question # 8
At low speeds, the drag force is
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proportional to speed
inversely proportional to speed
not simply proportional to speed
none of them
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Question # 9
Which of the following is not an example of intertial frame
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a body placed on the surface of earth
a body placed in a car moving with uniform velocity
a body placed in a car moving with same acceleration
none of these
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Question # 10
The direction of the linear momentum is the direction of
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speed
velocity
weight
none of them
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Question # 11
Two conductors having the same type of charges are connected by a conducting wire. There would not be any amount of charges on them if
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They have the same potential
They have the same amount of charge
They have the same capacity
They have the same shape
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Question # 12
The uranium Nucleus 𝟐𝟑𝟖 𝑼 undergoes successive decays, emitting respectively 𝑎 − 𝒓𝒂𝒚,𝖰 − 𝒓𝒂𝒚 𝒂𝒏𝒅 − 𝒓𝒂𝒚𝒔. What is the atomic number and atomic mass of the resulting nucleus:
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90, 238
91, 234
92, 236
92, 238
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Question # 13
When the magnitude of the drag force becomes equal to the weight, the net force acting on the droplet
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Minimum
Zero
Maximum
None
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Question # 14
If focal length of objective is increased
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Magnifying power of compound microscope decreased
Magnifying power of astronomical telescope increases
The diameter of the objective lens
None of these
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Question # 15
Tick which of the following is not state variable:
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Heat energy
Pressure
Entropy
Volume
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Question # 16
Two sources are said to be coherent if they have:
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Same amplitude
Same wavelength
Definite phase relation with each other
None of them
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Question # 17
Blood is an incompressible fluid having density nearly equal to
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Milk
Honey
Water
None of these
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Question # 18
Light has:
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Wave nature
Particle nature
Dual nature
None of them
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Question # 19
The acceleration of the rocket is
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Question # 20
The eye piece of a compound microscope acts as a
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Diverging lens
Converging lens
Diverging mirror
Converging mirror
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Question # 21
Can the magnitude of a vector have a negative value ?
Choose an answer
No
Yes
yes in same cases
None of these
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Question # 22
Magnetic field inside a solenoid is:
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) Directly proportional to current
Inversely proportional to current
Directly proportional to its length
Inversely proportional to total no of turns
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