Question

A truck moves up a hill of incline 1 in 50 with a speed of 20KMPH .If the resistance to the motion of truck is 4 % of its weight, the speed of the truck while moving down hill utilising the same power is,

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Answer 1

Answer:

45km/h

Explanation:

Please refer the image

Answer 2

Answer:

60 kmPH

Explanation:

attached is solution. thanks for a Brilliant question yet again.