Question

an object is thrown straight down with an initial speed of 4m/s from the window which is 8m above the ground the time taken by the object to reach the ground is


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Answer 1

Any body in motion that is moving vertically and is only affected by gravitational acceleration is called a free-falling body. The equations that describe free-falling objects are:

y

=

y

0

+

v

0

t

−

1

2

g

t

2

(Position equation)

v

=

v

0

−

g

t

(velocity equation)

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