Physics Quiz

[Ether]

Originally Posted by Ninja_Bait

I made an error in confusing fixed with given, with respect to theta. I thought the wheel could pivot at the origin, but it can't. :\

If by "origin" you mean the center of the wheel, then it cannot pivot there. The rod is rigidly connected there.

Originally Posted by Ninja_Bait

So on the rod there is a net torque of 0 (preventing circular motion about the pivot point) and on the wheel there is a net force of 0 (preventing translation on the xy plane), right?

Correct.

Originally Posted by Ninja_Bait

did amoose get the right answer?

Close, but no cigar.