6. A ball is thrown upwards with a velocity of 100 m/s. It will reach
the ground after:
(a) 10 sec (b) 20 sec (c) 5 sec (d) 40 sec Ans(b) 20 sec
20 head213 with 50
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1
Answer:
20 sec
Explanation:
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Answer:
20 seconds
given- u=-100m/s
v= o m/s
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