the displacement of a progressive wave is represented by y=A sin (wt-kx), where x is distance and t is time. Write the dimensional formula of (1) o-mega and (2) k
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Since angles are dimensionless, using this property
→wt should be dimensionless
So dimension of w=t^(-1)
→kx should be dimensionless
So dimension of k=l^(-1)
→wt should be dimensionless
So dimension of w=t^(-1)
→kx should be dimensionless
So dimension of k=l^(-1)
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