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Calculate the work done by the …

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Calculate the work done by the engine of the train having mass 5000 kg which is the moving with the acceleration 2.5 metre per second square for the time period of 40 seconds

Posted by Shivani Joshi 6 years, 9 months ago

CBSE > Class 09 > Science

1 answers

Damanjeet Kaur 6 years, 9 months ago

W = F s

s = ut + 1/2 a t2

s = 1/2 × 2.5× 40×40

= 2000 m

F = m × a

= 5000 × 2.5 N

= 12500 N

W = 12500 N × 2000 m = 25000000 J

0Thank You

ANSWER

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