Question # 1

The time taken to complete one vibration is called:

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Frequency

Amplitude

Time

Time period

A spring of constant k = 0.4 N m^-1is to be extended through 10 cm at a place where g = 10 m sec^-2. The mass to be suspended should be:

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4 gms

0.4 gm

40 gms

None of these

To and fro motion of a body is about its mean position is known as:

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Translatory motion

Vibratory motion

Rotatory motion

None of these

To and from motion of a body about its mean position is known as:

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Translatory motion

Vibratory motion

Rotatory motion

None of these

The restoring force is ______ and opposite tot he applied force within ______

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Equal, Elastic limit

Different, The walls of the laboratory

Different, Elastic limit

None of these

A particle moving uniformly along circle its projection along diameter performs

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Linear motion

Projectile motion

SHM

Rotatory motion

An angle of 180° in circular motion is equivalent to ______ in SHM.

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Half the vibration

One vibration

3/4th of a vibration

None of these

Second's pendulum is the pendulum whose time period is:

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1 second

2 second

3 second

None of these

A spring of constant k = 0.4 N m^-1_{is to be extended thorugh 10 cm at a place where g = 10 m sec}^-2. The mass to be suspended should be:

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4 gms

0.4 gms

40 gms

None of these

When a mass attached to a spring begins to move left or right from the equilibrium position, its P.E.:

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Increases

Decreases

Remains constant

None of these

Amplitude in SHM is equivalent to ______ in circular motion:

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Diameter

Radius

Circumference

None of these

A particle executes SHM with frequency. The frequency with which its K.E oscillates is

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f/2

2f

f

4f

The string of a simple pendulum should be:

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Heavy

Extensible

In-extensible

None of these

The SI unit of spring constant is identical with that of

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Force

Surface tension

Pressure

Loudness

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