JEE Main & Advanced Sample Paper JEE Main - Mock Test - 13

  • question_answer
    If P, Q, R are physical quantities, having different dimensions, which of the following combinations can never be a meaningful quantity?

    A) \[(P-Q)/R\]         

    B)        \[PQ-R\]

    C) \[PQ/R\]            

    D)        \[(PR-{{Q}^{2}})/R\]

    Correct Answer: A

    Solution :

    \[(P-Q)\] is not meaningful because P and Q have different dimensions.


You need to login to perform this action.
You will be redirected in 3 sec spinner