Question

A vehicle exapends an energy of 40000J while moving at a constant speed of 10 ms-1 . what is the mass of vehicle​

Answer 1

Kinetic Energy = (1/2) x m x v^2

= 40000J.

v= 10m/s

m = (40000 x 2) / 100

= 400 x 2

= 800kg

(Hope this is the answer xD)

Answer 2

Answer:

sorry don't know the answer

Explanation:

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