Asked by Nick

A steady horizontal force F if magnitude 21N is apllied at the axle of a solid disk. the disk has mass 2.0kg and diameter of 0.10m. What is the linear speed of the center of the disk after it has moved 12m?
Answered by Neil
Nick S. ? i got 15.87 m/s.... apparently the right answer is 9 m/s tho .
i assumed there's no torque.
v^2 = 2 ax. a = F / m.
Answered by Anonymous
B.K is an idiot
Answered by toms river north rulz!!!
dont make of mrs keller shez da coolest, im tellin on u neil foglio and nick sun
peace
Answered by Jdog
I wanted to use torque = torque

F*d = I*a

I= 1/2m*r^2
where a = v^2/r

F*d = (1/2 *m*r^2)(v^2/r)

still didn't get the answer its supposed to be B. 13 m/s
There are no AI answers yet. The ability to request AI answers is coming soon!