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Railways Sample Paper RRBs Assistant Loco Pilot and Technician CBT STAGE-I Sample Paper-8

  • question_answer
    The relation between wave velocity (v), frequency (f) and wavelength \[(\lambda )\] is

    A)  \[v=f\lambda \]

    B)  \[\lambda =vf\]

    C)  \[f=\frac{\lambda }{v}\]           

    D)  \[f=\lambda v\]

    Correct Answer: A

    Solution :

    \[v=\,f\lambda \Rightarrow \]Velocity (v), frequency (f), wavelength \[(\lambda )\]


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