PLEASE DONT SPAM ITS A VERY IMPORTANT MCQ QUESTION
Centripetal acceleration is given by
a=v^2/r
a=v/r
a=vr
a=F/m
Answers
Answered by
3
Answer:
Hope this helps you.
Explanation:
Centripetal acceleration, ac=k2rt2
where, ac=rv2
⇒rv2=k2rt2
⇒v=krt ........(1)
Tangential acceleration, at=dtdv=kr.........(2)
Tangential force acting on the particle, F=mat=mkr
Power delivered, P=F.v=Fvcosθ
∴ P=Fv=(mkr)×krt (∵θ=0o)
⟹P=mk2r2t
Answered by
1
Answer:
Centripetal acceleration, a
c
=k
2
rt
2
where, a
c
=
r
v
2
⇒
r
v
2
=k
2
rt
2
⇒v=krt ........(1)
Tangential acceleration, a
t
=
dt
dv
=kr.........(2)
Tangential force acting on the particle, F=ma
t
=mkr
Power delivered, P=
F
.
v
=Fvcosθ
∴ P=Fv=(mkr)×krt (∵θ=0
o
)
⟹P=mk
2
r
2
t
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