Question

Q.1 A ball is thrown up with a speed of 0.5 m/s .
a) How high will it go before it begins to fall?

b) How long will it take to reach that height?


Q.2 a. Which body reaches the ground quicker at poles or at the equator when dropped from the same height and why ??

b. a force of 20N acts upon a body whose weight is 9.8N. calculate the following :

(i) mass of the body.
(ii) if force get a doubled what would be new mass of the body.
(iii) how much is its acceleration? Take g = 9.8 m/s² .







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Answer 1

Answer:

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