a constant retarding force of 50 Newtown is applied to a body of mass 30kg moving initially with a speed of 18m/s long does the body take to come to halt
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sorry did not got question
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F=ma
F=m (delta v) /t
substitute the value gives
50=30×18 /t
t=30×18/50
t=540/50
t=10.8 sec
hope u understood .....
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