Q1. If P, Q and R are quantities with different dimensions, state which of the following can never be meaningful ?1) (P+Q) R2) PQ+R3)Q/P+RA) (1) and (2)B) (2) and (3)C) (1) and (3)D) (1),(2) and (3)

Q1. If P, Q and R are quantities with different dimensions, state whic

1.	Q1. If P, Q and R are quantities with different dimensions, state which of the following can never be meaningful ?1) (P+Q) R2) PQ+R3)Q/P+RA) (1) and (2)B) (2) and (3)C) (1) and (3)D) (1),(2) and (3)
Answer» If P, Q, R are physical quantities, having DIFFERENT DIMENSIONS, which of the following combinations can NEVER be a meaningful quantity?answer is (P-Q)=R

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Q1. If P, Q and R are quantities with different dimensions, state which of the following can never be meaningful ?1) (P+Q) R2) PQ+R3)Q/P+RA) (1) and (2)B) (2) and (3)C) (1) and (3)D) (1),(2) and (3)​

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Q1. If P, Q and R are quantities with different dimensions, state which of the following can never be meaningful ?1) (P+Q) R2) PQ+R3)Q/P+RA) (1) and (2)B) (2) and (3)C) (1) and (3)D) (1),(2) and (3)