1.

Two army persons A and B each of weight 500 N climbs up a rope through a height of 10 m. A takes 20 sec, while B takes 40 sec to achieve this task. What is the ratio of powers of person A and B?

Answer»

Two army persons A and B each of weight 500 N climbs up a rope through a height of 10 m. A takes 20 sec, while B takes 40 sec to achieve this task. What is the ratio of powers of person A and B?



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