Science, asked by priyankaparwani011, 3 months ago

Question 12:
A ball of mass 4.8kg projected upward from ground, it reaches its maximum height after 18s.
Calculate its initial velocity (take g = 10ms 2)​

Answers

Answered by santoshtiwari2408
0

Answer:

GIVEN:

Mass=4.8kg

t=18s

a=-10m/s²

v=0m/s

Find:

u=?

Explanation:

v=u+at

0=u+10×18

0=u+180

u=-180

.•. u= -180m/s

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