Two persons do the same amount of work, one in 10 s and the – McqOptions

MCQOPTIONS

1.	Two persons do the same amount of work, one in 10 s and the other in 20 s. Find the ratio of the power used by the first person to that by the second person.
A.	6 : 4
B.	2 : 1
C.	5 : 2
D.	4 : 3
Answer» C. 5 : 2

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