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Physics 10th Class English Medium Unit 1 Online Test MCQs With Answers

Question # 1

Mathematical formula of spring constant is:

Choose an answer

F/x

X/F

F/t

F/m

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Question # 2

The instrument used to study the properties of waves is called:

Choose an answer

Ripple tank

Stroboscope

Pendulum

None of these

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Question # 3

Which rays are used to send or receive digital information along aptical fibre:

Choose an answer

infrared

alpha rays

beta rays

mechanical

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Question # 4

The force applied on the mass attached with a spring is represented by:

Choose an answer

F_a

F_c

F_ext

F_s

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Question # 5

Which of the following is an example of simple harmonic motion:

Choose an answer

Motion of a simple pendulum

The motion of ceiling fan

The spinning of the earth on its axis

A bouncing ball on a floor

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Question # 6

A large ripple tank with a vibrator working at a frequency of 30 Hz produces 25 complete waves in a distance of 50 cm.

The velocity of the wave is:

Choose an answer

53 cms^-1

60 cms^-1

750 cms^-1

1500cms^-1

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Question # 7

During S.H.M acceleration of the body is maximum at:

Choose an answer

Mean position

Extreme positions

Between mean & Extereme

None of these

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Question # 8

Which of the following characteristics of a wave is independent of the others:

Choose an answer

speed

frequency

amplitude

wavelength

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Question # 9

Which of the following tasks are performed by most of the algorithms?

Choose an answer

Input

Out put

Processing

All of these

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Question # 10

The displacement produced in the spring directly proportional to force is called:

Choose an answer

Hook's law

Boyle's law

Newton's law

both 'b' and 'c'

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