Alpha Question Bank for Medical: Physics>Chapter 20 - Wave Motion on a String>Exercise-1>Q 77

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A longitudinal travelling wave transports,

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Important Questions on Wave Motion on a String

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Alpha Question Bank for Medical: Physics>Chapter 20 - Wave Motion on a String>Exercise-1>Q 78

Two waves are given by

y_{1} = a \sin (ω t - k x)

and

y_{2} = a \cos (ω t - k x)

. The phase difference between the two waves is:

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Alpha Question Bank for Medical: Physics>Chapter 20 - Wave Motion on a String>Exercise-1>Q 79

In a transverse progressive wave of amplitude

A

, the maximum particle velocity is four times its wave velocity. The wavelength of the wave is:-

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Alpha Question Bank for Medical: Physics>Chapter 20 - Wave Motion on a String>Exercise-1>Q 80

The equation of a progressive wave is,

y = 0.02 \sin 2 π [\frac{t}{0.01} - \frac{x}{0.3}]

where,

x

and

y

are in

meters

and

t

is in

second

. The velocity of propagation of the wave is,

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Alpha Question Bank for Medical: Physics>Chapter 20 - Wave Motion on a String>Exercise-1>Q 81

The plane progressive wave is described by the equation

y = 3 \cos (\frac{x}{4} - 10 t - \frac{π}{2})

where

x

and

y

are in metres and

t

in seconds. The maximum velocity of the particles of the medium due to this wave is:

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Alpha Question Bank for Medical: Physics>Chapter 20 - Wave Motion on a String>Exercise-1>Q 82

The equation of progressive wave is given by,

y = a \sin π (40 t - x)

, where

a

and

x

are in

meter

and

t

in

second

. The velocity of the wave in

(m s^{- 1})

is,

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Alpha Question Bank for Medical: Physics>Chapter 20 - Wave Motion on a String>Exercise-1>Q 83

In a sinusoidal wave, the minimum time required for a particular point to move from maximum displacement to zero displacement is

0.17 s

. The frequency of the wave is

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Alpha Question Bank for Medical: Physics>Chapter 20 - Wave Motion on a String>Exercise-1>Q 84

A transverse wave is represented by the equation, $y = y_{0} \sin \frac{2 π}{λ} (v t - x)$ .

For what value of $λ$ , the maximum particle velocity is equal to two times the wave velocity?

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Alpha Question Bank for Medical: Physics>Chapter 20 - Wave Motion on a String>Exercise-1>Q 85

The equation of waves,

y = 10^{- 4} \sin (60 t + 2 x)

where,

x

and

y

in

meter

and

t

in

second

, then which statement is wrong?