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A body X is thrown vertically upwards wi...

A body X is thrown vertically upwards with an initial speed 45 m/s. Another body Y is also thrown vertically upwards with an initial speed 27 m/s. During the last `(1)/(2)` sec of motion of each body, speed of each reduces by the same value.
R : Both bodies are moving with same value

A

If both A and B are true and R is the correct explanation of A

B

If both A and R are true but R is not correct explantion of A

C

If A is true but R is false

D

If A is false but R is true

Text Solution

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The correct Answer is:
A
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A body of mass 500kg is thrown vertically upwards with a speed of 200m/s . On the return journey its speed at the starting point will be?

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  • A ball thrown vertically upwards with an initial velocity of 1.4 m//s. The total displcement of the ball is

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    B
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