Question

Two persons A and B do the same amount of work. The person A does that work in t, sec, and the person B in t2 sec. Find the ratio of power delivered by them

Answer 1

let the work done be W
power of A =W/t
power of B =W/2t
ratio of power delivered =power of A/power of B
=(W/t)/(W/2t)
=W/t*2t/W
=2:1

Answer 2

Explanation:

let let the work done BE w

power power of a is equal to w by t