Q1. If P, Q and R are quantities with different dimensions, state which of the following can
never be meaningful ?
1) (P+Q) R
2) PQ+R
3)Q/P+R
A) (1) and (2)
B) (2) and (3)
C) (1) and (3)
D) (1),(2) and (3)
Answers
Answered by
1
Answer:
Physical quantities having different dimensions cannot be added or subtracted.
As P, Q and R are physical quantities having different dimensions, therefore they can neither be added nor be subtracted. Thus, (a) can never be a meaningful quantity
Hope it's help you
Answered by
0
Option a is correct
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