Math, asked by legit1140, 8 months ago

A sled is pulled with a net force of 60 N, causing it to increase its velocity 3 m/s in 7 s. What is the mass of the sled?

Answers

Answered by Mysterioushine

1

Answer:

F = 60N , v = 3m/s , u = 0 , a = 60/m , t = 7sec

by first equation of motion ,

v = u +at

3 = 0 + [60(7)/m]

3 = 420/m

=> m = 420/3 = 140kg

∴ mass of the sledge = 140kg

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