What is the angular momentum of a rod with a mass of # 6 kg# and length of #4 m# that is spinning around its center at #15 Hz#?

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Answer 1 · 2017-01-29T06:51:05

The angular momentum is #=754kgms^(-1)#

The angular momentum is #L=Iomega#

For a rod, #I=(mL^2)/12#

So, #I=6*(4)^2/12=8kgm^2#

#omega=15*2pi=30pirads^-1#

#L=8*30pi=754kgms^(-1)#