Second call
Initial velocit)
Linal velocity, v = 5 ms
On turning a corner, a motorist rushing at 44 mx find a child on the road 100 m ahead.
151
He instantly stops the engine and applies the brakes so as to stop it within 1 m of the
child. Calculate time required to stop it.
A stone is thrown vertically upwards with an initial velocity 14 m 8-1 Find the maximum
(Ans. 4.5
height reached, and the time of descent g = 9.8 m 2-4
(Ans, 10 m, 1.428 )
A body projected vertically upward reaches a height of 89 m. Calculate its initial velocity
(Ans. 4176.6 cm
What will be the velocity and acceleration of a body, dropped from a certain point, at the
end of 3 s? g = 9.8 m :-
(Ans. 29.4 m 8-1.9.8 m 2
A bouncing ball reaches a maximum height of 10m. How much time does each complete
up and down cycle take?
(Ans. 2.8578
A stone dropped from a tower is found to travel 44.1 m in the last second of its motion
(Ans. 122.5 m
Calculate the height of tower g = 9.8 m s-2.
A stone is dropped from the top of a tower 400 m high. After the same time another stor
with a velocity 100 m 8-1. Find when and where the tu
alow top, 4 s from sta
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sorry yrr i am weak in physics i am sorry
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sorry yrr i am weak in physics i am sorry
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