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I couldn't solve Q-18 The answer's option dd How is it done!? When two physical quantities are separated by the operation of division, will their dimensional formula be same??

I couldn't solve Q-18
The answer's option dd
How is it done!?
When two physical quantities are separated by the operation of division, will their dimensional formula be same??

Question Image
Grade:12th pass

1 Answers

Arun
25763 Points
2 years ago
Dear student
As we know
 
y = a cos (wt) = a cos theta
 
hence theta does not have unit in length or some fundamental units
 
hence t/p should be cancelled out unit wise.
 
or we can say that unit of t = unit of p
 

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