Homework Questions? Ask a Tutor for Answers ASAP
Question 1 doesn't make sense. If it's in pure tension there would be no angle of twist
The second question doesn't make sense either. You're stating they both have the same r, so is t (solid) equal to r (solid)?
Also, you need to make an assumption about the angle of twist or shear stress or something that links the two together.
Sorry. I tried to accept the phone call offer, but the payment didn't go through. I will opt out for you.