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E24)

Twowiresaretiedtoa1.97kgmassasshown.ThemassrevolvesinahorizontalcircleataconstantspeedneartheEarth’ssurface.Assume|g|=10m/s2.

a)AfterdrawinganFBDforthemass,andconsideringtheverticaldirection,findthetensionineachwireifthetensionT2=2T1.

b)FindthespeedofthemassunderthecircumstancesthatT2=2T1.

1.0 m
T2
R-
60

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