a) Before 23 sec
b) After 23 sec
c) Before 25 sec
d) After 25 sec
A particle is projected vertically upwards with a velocity of 196 m/sec. When will its velocity be 49m/sec in the downwa
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A particle is projected vertically upwards with a velocity of 196 m/sec. When will its velocity be 49m/sec in the downwa
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