If P, Q, R are physical quantities, having different dimensions, which – InterviewSolution

1.

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 – Q2)/R(e) (R + Q)/P

Answer»

(a) (P – Q)/R

(e) (R + Q)/P

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