Equation of the wave is given by y = 0.4 sin(314t - 3.14x), where x and y are in meter and t is in second. The speed of the wave is :

1.  50 m/s

2.  100 m/s

3.  314 m/s

4.  3.14 m/s

Concept Questions :-

Wave motion
NEET 2021 - Achiever Batch - Aryan Raj Singh

Difficulty Level:

A plane progressive wave cannot be represented by

1.

2.

3.

4.

Concept Questions :-

Types of waves
NEET 2021 - Achiever Batch - Aryan Raj Singh

Difficulty Level:

The phase difference between the prongs of a tuning fork is :

1.

2.

3.

4.  $5\mathrm{\pi }$

Concept Questions :-

Wave motion
NEET 2021 - Achiever Batch - Aryan Raj Singh

Difficulty Level:

1.

2.

3.

4.  $\sqrt{{\mathrm{E}}_{\mathrm{a}}}$

Concept Questions :-

Wave motion
NEET 2021 - Achiever Batch - Aryan Raj Singh

Difficulty Level:

When a wave is reflected from a denser medium the change in phase is :

1.  0

2.

3.

4.  $3\mathrm{\pi }$

Concept Questions :-

Wave motion
NEET 2021 - Achiever Batch - Aryan Raj Singh

Difficulty Level:

In a stationary wave along a string, the strain is :

1.  zero at the antinodes

2.  maximum at the antinodes

3.  zero at the nodes

4.  maximum at the nodes

Concept Questions :-

Standing waves
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Difficulty Level:

A source of sound moves away with velocitv of sound from a stationary observer. Then the frequency of the sound heard by the observer :

1. remains the same

2. is doubled

3. is halved

4. becomes infinity

Concept Questions :-

Doppler effect
NEET 2021 - Achiever Batch - Aryan Raj Singh

Difficulty Level:

The longitudinal waves can travel :

1.  only in liquids

2.  only in solids

3.  only in gases

4.  In liquids, solids, and gases

Concept Questions :-

Wave motion
NEET 2021 - Achiever Batch - Aryan Raj Singh

Difficulty Level:

The equation of a wave pulse travelling along x-axis is given by $y=\frac{30}{2+{\left(x-20t\right)}^{2}}$, x and y are in meters and t is in seconds. The amplitude of the wave pulse is

1.  5 m

2.  20 m

3.  15 m

4.  30 m

Concept Questions :-

Wave motion
NEET 2021 - Achiever Batch - Aryan Raj Singh

Difficulty Level:

The equation of a standing wave in a string is  where x is in metres and t is in seconds. At the position of antinote, how many times the distance of string particle becomes 200m from the mean position in one second

1.  100 times

2.  50 times

3.  200 times

4.  400 times

Concept Questions :-

Wave motion