Asked by James

The diameter of the base of a tapered drinking cup is 6.6cm . The diameter of its mouth is 9.8cm . The path of the cup curves when you roll it on the top of a table.

How much faster does the mouth move than the base?
Express your answer using two significant figures.
Answered by Elena
An angular speed ω=v₁/R₁=v₂/R₂
v₁/v₂= R₁/R₂=9.8/6.6 =1.48
Answered by Abdullah
vm/vb=1.257
Answered by Rajon
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