(12) A particle of mass 2 kg
is moving. It's displacement
given by
x = 3t³ +2t² + 3t. Find the force
force acting on the body at t =1 second.
Answers
Answered by
1
Answer:
44N
Explanation:
x=3t3+2t2+3t
v=dx/dt=9t2+4t+3
a=dv/dt=18t+4
a=18t+4
at t=1s,
a=22 m/s2
F=ma
so,
F=2×22
F=44N
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