SATHEE: Physics And Measurement Question 241

Physics And Measurement Question 241

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

Options:

A) $(P - Q) / R$

B) $P Q - R$

C) $P Q / R$

D) $(P Q - Q^{2}) / R$

Show Answer

Answer:

Correct Answer: A

Solution:

[a] $[P] \neq [Q]$ so, $P - Q$ is not meaningful

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Physics And Measurement Question 241

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

Options:

Answer:

Solution:

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