Question # 1

The motion of a simple pendulum is the example of

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Vibratory motion

Rotatory motion

Periodic motion

Both a and c

P.E. of a spring is stored in

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Spring

mass

Both of them

None of these

The to and fro motion of a body is called

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Linear motion

Rotational motion

Vibratory motion

None of these

The wave form of SHM is.

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Sine wave

Cosine wave

Tangent wave

Square wave

Second pendulum has a time period

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1 sec

3 sec

2 sec

4 sec

The time period of an oscillating mass spring system is 10 second. If mass attached to spring id doubled then time period becomes.

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10 sec

20 sec

5 sec

None of these

The wavelength of wave produced by microwave oven is.

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12 cm

12 m

18 m

18 cm

The product of time period and frequency is.

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Zero

1

2

3

One complete round trip of a body is called

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Displacement

Time period

Vibration

Frequency

The velocity of a particle having SHM is 'v' at means position. If its amplitude is doubled them velocity at mean position will be

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v/2

v

2v

4 v

The frequency of 2nd pendulum is

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0.5 Hz

1 Hz

1.5 Hz

2 Hz

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

In simple harmonic motion the velocity of a particle is maximum at.

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Extreme position

Mean position

In between extreme and mean position

None of them

Angular frequency is the characteristic of

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Linear motion

Vibratory motion

Circular motion

All of these

If the tension a stretched string is made four times then the velocity of wave.

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Remains same

Is halved

Becomes twice

Becomes 4 times

If amplitude of a simple pendulum is increased by 4 times the time period will be.

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Four times

Half

Same

Two times

Time period of simple pendulum only depends on

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Mass

Amplitude

Density

Length

At which place the motion of a simple pendulum will be slowest.

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Karachi

K-2

Murree

Lahore

When a body is vibrating its displacement from mean position

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Remains constant

Changes with time

Become(-)ve

None of these

A swing is good example of

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Resonance

Vibration

Time period

Oscillation

If the time period of simple pendulum is 2 seconds its frequency will be.

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1 Hz

0.5 Hz

1.5 Hz

2 Hz

Time period of simple pendulum depends upon

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Mass of pendulum

Weight of pendulum

Length of pendulum

Shape of pendulum

the distance covered during one vibration of an oscillating body in terms of amplitude 'A' is

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A/2

A

2A

4A

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