Question # 1

The unit of frequency is:

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Heartz

Vibration per second

Cycle per second

all a, b, c

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

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Motion of a simple pendulum

The motion of ceiling fan

The spinning of the earth on its axis

A bouncing ball on a floor

At extreme position potential energy of the pendulum is

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Maximum

Miimum

a and b

zero

The energy is transferred from one place to another:

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Through matter

Thouth waves

both a and b

None of these

When a body moves to and fro about a point its motion is called:

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Random motion

Linear motion

Vibratory motion

Rotatory motion

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

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Ripple tank

Stroboscope

Pendulum

None of these

At mean position of pendulum, the potential energy of the pendulum is:

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Maximum

Minimum

Much more

Both a and c

A large ripple tank with a vibrator working at a frequency of 30 Hz produces 25 complete wae in distance of 50 cm. The velocity of the wave is:

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54 cms^-1

60 cms^-1

750 cms^-1

1500 cms^-1

Typographical errors in BASIC statements are:

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Runtime errors

Logical Errors

Syntax errors

Execution errros

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

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Motion of the simple pendulum

The motion of ceiling fan

The spining of the Earth on its axis

A bouncing ball on a floor

waves whose speed is equal to speed of light are:

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X-rays

sound rays

electromagnetic waves

shock waves

The time period of frequency and time period is equal to:

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v

1

0

λ

The unit of spring constnat is:

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m

kg

Nm²

Nm^-1

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10th Class Physics Chapter 10 Simple Harmonic Motion and Waves English Medium KPK Boards Online Mcqs MCQs With Answers

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