Physics, asked by rr848296, 4 months ago

The forces which changes the velocity
of a 200gm mass from 36 kmph to
180 kmph in o.2 sec​

Answers

Answered by Baisali007
0

Answer:

40N

Explanation:

we know that,

v = u+ at

180 × 1000/3600 = 36 × 1000/3600 + a× 0.2

50 = 10 + a× 0.2

a = 200 m/s^2 [ km/hr= 1000/3600 m/s ]

Now, F = m × a

= 200/1000 kg × 200 m/s^2

= 40 Kg m/s^2

= 40 N. [ gm = 1/1000 Kg ]

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