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A constant force of 5N is …

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A constant force of 5N is applied continuously on a body of mass 10 kg for 4 sec. The body moves 800 vm in a straight line. What is the velocity of the body when the force was applied initially?

Posted by Ravjot Kaur 4 years, 3 months ago

CBSE > Class 09 > Science

1 answers

Rajanya Gupte 4 years, 3 months ago

F=5N M=10kg t=4s (distance)s =800cm=8m a=f/m 5/10=1/2m/s^2 s=ut+1/2at^2 8=u4+1/2×1/2×16 8=u4+4 8=u8 1m/s =u

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