Physics, asked by hasinisantosh2016, 7 months ago

it's my home work plz say fast

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Answers

Answered by Anonymous

1

Answer:

B) 8m/s2

Explanation:

Answered by raviaryan661

1

Answer:

B) 8 m/s2

Explanation:

u=0 m/s

v=72km/hr=72/1×5/18=20m/s

s=25m

By the third equation motion= v2-u2=2as

Solution- v2-u2=2as

= 400-0=2×a×25

= 400=50a

= a = 400÷50

= a = 8m/s2

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