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Suresh Mohabir
Asked: 2022-10-30T14:23:58+05:30 In:

The displacement of partcles in a string streched in the x-direction is by `y`. Among the following expressions for `y`, those describing wave motion are :
A. `cos (kx) sin(omegat)`
B. `k^(2)x^(2) – omega^(2)t^(2)`
C. `cos^(2)(kx + omegat)`
D. `cos(k^(2)x^(2) – omega^(2)t^(2))`

The displacement of partcles in a string streched in the x-direction is by `y`. Among the following expressions for `y`, those describing wave motion are :
A. `cos (kx) sin(omegat)`
B. `k^(2)x^(2) – omega^(2)t^(2)`
C. `cos^(2)(kx + omegat)`
D. `cos(k^(2)x^(2) – omega^(2)t^(2))`
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1 Answer

  1. Correct Answer – A::C

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