Question

calculate the velocity with which an object is thrown up to reach a height of 10 m above the ground. Also calculate the time taken to reach this height. g is 9.8m/s 2​

Answer 1

Answer:

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Explanation:

Distance travelled, s = 10 m

Final velocity, v = 0 m/s

g = -9.8 m/s

2

1) Using,

v

2

−u

2

=2gs

u

2

=196

u=14m/s, where u is the velocity with which the object is thrown upwards.

2) Using,

v=u+gt

t=

g

v−u

=1.43 sec