Question # 1

The restoring force always directed towards the

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extreme position

mean position

both of them

none of them

If the length of second pendulum becomes four times then its time period will become

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Four time

Two times

Six times

Eight times

There is no net transfer of energy by particle of medium in

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Longitudinal wave

Transverse wave

Progressive wave

Stationary wave

A string is stretched between two points and is plucked at right angles to its length, the vibration produced is:

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Longitudinal wave

Transverse wave

No vibration at all

None of them

The waves which propagate out in space due to oscillation of electric and magnetic fields are known as

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e.m. waves

mechanical waves

sound waves

water waves

A weakly damped system has fairly

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sharp resonance curve

flat resonance curve

both of them

none of them

A physical system under going forced vibrations is known as

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Simple harmonic oscillator

Compound harmonic oscillator

Physical harmonic oscillator

driven harmonic oscillator

A traveling wave has a shape of:

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Square wave

Sine wave

Parabola

hyperbola

In stationary waves

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Energy is uniformly distributed

Energy is minimum at nodes and maximum at antinodes

Energy is maximum at nodes and minimum at antidotes

Alternating maximum and minimum energy producing at nodes and antinodes

When a wave is travels from one place to another, it transfers:

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Matter

Energy

Momentum

Both B and C

The waves which propagate by the collision of material particles are known as

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e.m. waves

mechanical waves

light waves

microwaves

If the external driving force is periodic with a period compareable to the natural period of the oscillator, then we get

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diffraction

beat

interference

resonance

The natural frequency of a pendulum which is vibrating freely, depends upon its

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mass

length

material

all of them

When the bob of simple pendulum is at mean position, its K.E will be

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maximum

minimum

zero

all of them

The vibratory or oscillatory motion of a body is

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translatory motion

back and forth motion about its mean position

free all motion

circular motion

The waves which propagate out in the space due to oscillations of electric and magnetic fields are called:

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Mechanical waves

Electromagnetic waves

Matter waves

All of them

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ECAT Physics Chapter 8 Waves Online Test MCQs With Answers

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