EASY
11th ICSE
IMPORTANT
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A simple harmonic wave having an amplitude A and time-period T is represented by the equation, metre. Then, the values of A (in metre) and T (in second) are :
(a)
(b)
(c)
(d)

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Important Questions on Progressive Harmonic Waves
EASY
11th ICSE
IMPORTANT
Equation of a wave motion (with t in second and x in metre) is given by, . The velocity of the wave is given by :

EASY
11th ICSE
IMPORTANT
A transverse sinusoidal wave moves along a string in the positive X-direction at a speed of . The wavelength of the wave is and its amplitude is . At a particular time t, the snap-shot of the wave is shown in figure. The velocity of point P when its displacement is 5 cm is -

EASY
11th ICSE
IMPORTANT
A wave travelling along the X-axis is described by the equation If the wavelength and the time period of the wave are and , respectively, then and in appropriate units are :

EASY
11th ICSE
IMPORTANT
A travelling wave in a stretched string is described by the equation . The maximum particle velocity is :

MEDIUM
11th ICSE
IMPORTANT
The equation of a transverse wave is . The maximum particle velocity is four times that of wave velocity, if :

EASY
11th ICSE
IMPORTANT
The displacement y (in cm) produced by a simple harmonic wave is given by . The periodic time and the maximum velocity of the particles in the medium will respectively be :

EASY
11th ICSE
IMPORTANT
When a sound wave of frequency passes through a medium, the maximum displacement of a particle of the medium is . The maximum velocity of the particle is :

MEDIUM
11th ICSE
IMPORTANT
A transverse sinusoidal wave of amplitude , wavelength and frequency is travelling on a stretched string. The maximum speed of any point on the string is , where v is the speed of propagation of the wave. If and , then and are given by :
