Question

KINEMATICS
Freely falling body
1. Two bodies one held 10 m vertically above the other, are released
simultaneously after falling freels for 3 seconds under gravity, their relative
separation is
al 10 m
b) 5 m
c) l m
d) none
2.In the last second of free fall, a body covered % of its total path. Then the
height from which the body is released will be
al 4.9 m
b) 9.8 m
c) 19.6 m
d) 39.2 m
3. A freely falling body travels a distance X in the nth second. In the next
second if it travels a distance. Y,
a) X - Y =
g
b ) X - Y = g
CY-X=8
d) X=Y
4.A body released from certain height above the ground describes 9/25 of the
total height in the last second of its fall. Then it is falling from a height eq-
to
a) 100 m
b) 122.5 m
c) 200 m
d) 400 m
5.A body is released from height h above he ground which takes 't' seconds
reach the ground. The position of the body after t/2 seconds is
​

Answer 1

Answer:

1.b 5m

2.d 39.2

3.d x=y

4.a 100m

5.10m

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Explanation:

I can give you same example of 1 part put values and then solve it.

Answer 2

1. b. 5m
2. d. 39.2m
3. d. x = y
4. a. 100m
5. 10m

• Hope you got it...