Question # 1

A 2 meter of high tank is full of water. If a hole appears at its middle, then the speed of efflux is.

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4.4 ms-1

10 ms-1

6.2 ms-1

20 ms-1

A spring of spring constant 10 N/m after loading that amplitude is 2m. Then the maximum P.E. is

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10 J

20 J

30 J

40 J

Angular acceleration is produced by

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Power

Torque

Pressure

Force

One complete round trip of a body is called

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Displacement

Time period

Vibration

Frequency

Satellites are the objects that orbit around the

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Moon

Sun

Earth

Star

the example of mechanical waves is

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Water waves

Infrared waves

Radio waves

Ultraviolet waves

Time rate of change of angular displacement is called

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Linear velocity

Angular velocity

Rotational velocity

Vibrational velocity

If focal length of objective and eye piece is 0.5 m and 10 cm respectively then magnifying power of telescope will be.

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0.5

5

10

20

The molecules of an ideal gas exert

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Force on each other

No force on each other

Large force on each other

Pressure on each other

A layer over the central core of the jacke is called.

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Jacket

Plastic

Cladding

Rubber

the wavelength of transverse wave travelling with a speed 'v' having frequency 'f' in equal to

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f/v

Vf

V/f

f/V2

Time period of simple pendulum depends upon

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Mass of pendulum

Weight of pendulum

Length of pendulum

Shape of pendulum

The subtraction of a vector is equivalent to the addition with

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Same direction

Perpendicular direction

Reversed direction

All of these

the acceleration along x -axis direction in case of projectile is.

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Zero

Equal to gravity

Maximum

Constant

The value of angular momentum is maximum when 0 is

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90^o

60^o

75^o

45^o

In sonar we use

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Sound waves

Ultrasound waves

Microwaves

Radio waves

In S.H.M, the acceleration of the body is directly proportional to

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Weight of body

Applied force

Amplitude

Displacement

A typical diffraction grating has certain number of lines per centimeter whose range is.

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40 to 50

400 to 5000

400 to 500

4000 to 5000

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Physics Fsc Part 1 Online Test MCQs With Answers

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