19) A body is moving in a straight line with initial velocity 12 m/s and initial retardation 4 m/ s ^2 its retardation decreases to zero linearly in time 't' .what is the value of time ' t' ( in sec ) if the body will completely stop moving at this time?
a) 6
b) 10
c) 2.5
d) 23
PLEASE ANSWER CORRECTLY
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Answer:
answer is (d) 23
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