angular momentum

A time varying force F=2t is applied on a spool.The angular momentum of spool at time t about bottommost pt. is??????????

4 Answers

1
Operath ·

dimensions how is the perpendicular distance (R+r) ??????

the force is just acting on the smaller circle

1
dimensions (dimentime) ·

is the ans

L = t2(R+r) ???????????????

26
eureka123 ·

yup...........tell me how???????

1
dimensions (dimentime) ·

torque = dL/dt

∫dL = ∫(torque)dt

L = ∫2t(R+r)dt (about bottommost point)

L = t2(R+r)

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