The amplitude of wave disturbance propagating in the positive x-direction is given by y = 1/((1 + x)²) at time t = 0 and y = 1/(1 + (x - 2)²) at t = 1 s, where x and y are in metres. The shape of wave does not change during the propagation. The velocity of the wave will be _ _ _ _ _ m /s.

Oscillations and Waves: JEE Main 2021 Physics question

JEE Main 2021 · 20 Jul, Morning shift · Q74

JEE Main 202120 Jul, Morning shiftPhysicsMediumOscillations and Waves185× since 2002

The amplitude of wave disturbance propagating in the positive x-direction is given by

y = {1 \over {{{(1 + x)}^2}}}

at time t = 0 and

y = {1 \over {1 + {{(x - 2)}^2}}}

at t = 1 s, where x and y are in metres. The shape of wave does not change during the propagation. The velocity of the wave will be ___________ m/s.

Your answerType your answer. Integers and decimals are accepted.

JEE Main 2021 Oscillations and Waves Question with Answer (20 Jul Morning shift, Q74) | JEE Arc

JEE Main 2021 · 20 Jul, Morning shift · Q74

JEE Main 202120 Jul, Morning shiftPhysicsMediumOscillations and Waves185× since 2002

The amplitude of wave disturbance propagating in the positive x-direction is given by

y = {1 \over {{{(1 + x)}^2}}}

at time t = 0 and

y = {1 \over {1 + {{(x - 2)}^2}}}

at t = 1 s, where x and y are in metres. The shape of wave does not change during the propagation. The velocity of the wave will be ___________ m/s.

Your answerType your answer. Integers and decimals are accepted.