A horizontal. force of 500N applied on the body moving along the horizontal direction increases its velocity from 2 m/s to 8m/s ..If the body travels the distance of 4m,then find its mass.Given that a 10N force is needed to overcome friction.
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Answer:
Explanation:
A horizontal force of 500 N applied on a body moving
along horizontal direction increases its velocity from
2 m/s to 8 m/s. If the body travels a distance of 4 m,
then find its mass. Given that a 10 N force is needed to
overcome friction.
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Answered by
0
Explanation:
F = 500N.
v²=u²+2as
8²= 2²+2*a*4
64=4+8a
60= 8a
a=60/8
a= 15/2
f. =500-10 =
490.
F. =ma
m= f/a
490/ 15/2
490*2/15. = 98*2/3
196 /3
65.3333. KG
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