Question
The displacement of a progressive wave is represented by y = A sin(wt – k x ), where x is distance and t is time. Write the dimensional formula of (i) ω and (ii) k.
Options :
L⁻¹ , T⁻¹
T⁻¹ , L⁻¹
M⁻¹ , T⁻¹
A⁻¹ , T⁻¹
Answer :
T⁻¹ , L⁻¹
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