A ball is thrown vertically upwards from the ground with an initial velocity of 50ms-1. What is the total time spent by the ball in the air? (g = 10ms-2)
a
2.5s
b
5.0s
c
10.0s
d
15.0s
e
20.0s
Explanation
Correct Option
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Discussions (19)

Temgd
3 years ago
U= 59 m/s g= 10(always constant) V=O(cuz the ball is thrown upward from the ground) T= ?
V= u-gt
0=50-10×t, = 50-10t
10t/10t = 50/10, t = 5
Time taken to go upward is same as time taken to come down
5+5= 10

Avril
10 years ago
according to projectiles time taken is 2u sin °/g...
so den it will b 2u/g....
dahz anoda way of solving it....

Dee Keyz❤️❤️
2 months ago
I really don't understand the part of 50 - 10 I thought it is 40 and àw is it 10






