Question # 1

The number of wavelength of waves passing through a point in one secnd is called:

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Time period

Cycle

Frequency

None of these

It mean position kinetic energy of the ball is:

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Minimum

Zero

Maximum

None of these

If the mass of the bob of a pendulum is increased by a factor of 3. The period of the pendulum's motion will:

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Be increased by a factor 2

Remain the same

Be decreased by a factor of 2

Be decresaed by a facro of 4

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

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Input

Out put

Processing

All of these

The part of waves at which particles of the medium are below the normal position are called:

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Extreme positon

Crest

Trough

None of these

The speed of waves can be calculated by:

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Vt

d x t

f λ

Tf

The maximum displacement from mean position is called:

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Maximum height

Time period

Amplitude

Intervel

The waves in which particles of the medium vibrate perpendicular to the direction of propagation of waves are called:

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Transverse waves

Longitudinal waves

Electromagnetic waves

None of these

Diffraction of wave can be observed clearly only when the size of slit or obstacle is nearly__________ to the wavelength of the wave:

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Two times

Equal

Four times

None of these

The time period of simple pendulum can be calculated by:

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T = 2π√L/g

T = 2 π √m/k

T = 2 π √g/L

T = 2 π √K/m

BASIC is a:

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High level language

Low level language

Assembly language

Machine Language

If the length of a simple pendulum is halved its time period will become:

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T/2

T = T/√2

√2T

2T

The value of acceleration in simple harmonic motion at mean position is

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Maximum

Zero

10 N

Both a , b

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

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