BallA is rolled in a straight line with a speed of
5ms
^-1
towards a bigger ball B lying
20 m away.After collision with ball B, ball A retraces the path and reaches its
starting point with the speed of 1
4ms
. What is the average velocity of ball Aduring
the time interval 0 to 6s?
A) 9 B) 4 C) 2 D) 1
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Answer:
hm sir points ke liye ans de rahe haisorry
Explanation:
muche points chaiye Right ans is A 9
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