A body of mass 5 kg is moving in a straight line.
The relation between its displacement and time
t is given by x=(t -2t - 10) metre. What is the
force acting on it at the end of 5 second?
a) 150 N
b) 120 N
c) 100 N
d) 80 N
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Answer:
150N dear ok va ok ok ok ok
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