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Physics - Wave on String Question with Solution | TestHub

PhysicsWave on StringWavesEasy2 minQB

PhysicsEasynumerical

Waves $y_{1} = 0.04 sin (2 π t - 3 x)$ and $y_{2} = 0.04 sin (2 π t + 3 x)$ ( $x, y$ in metre) form a standing wave. Find the amplitude at $x = 0.4$ m.

Answer:

0.03

Solution:

$y = 0.08 sin 2 π t cos 3 x$ . At $x = 0.4$ : $0.08 cos 1.2 = 0.08 \times 0.362 = 0.029$ m.

Stream:JEESubject:PhysicsTopic:Wave on StringSubtopic:Waves

⏱ 2mℹ️ Source: QB

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