1. Nov 27, 2007

### tronter

A drum of radius $$R$$ rolls down a slope without slipping. Its axis has acceleration $$a$$ parallel to the slope. What is the drum's angular acceleration $$\alpha$$?

So $$v = R \omega$$ and $$a = R \alpha$$.

So is it just $$\alpha = \frac{a}{R}$$?

2. Nov 27, 2007

### stewartcs

3. Nov 27, 2007

Thanks.