Mikolitis-Quiz8 - EGM 3400 and 3401 (circle one) Spring...

Info iconThis preview shows page 1. Sign up to view the full content.

View Full Document Right Arrow Icon
EGM 3400 and 3401 (circle one) NAME:_______________________ Spring 2007 Quiz 8 Open book/Closed notes – Time limit = 25 minutes The disk of radius R rolls without slipping at t point of contact A with an angular velocity of ω radians per second counterclockwise. The pin C is at the center of the disk and the point B always rests on the inclined surface. If the a θ is 120 ° , find the velocity of point B at this instant. he ngle Method 1: ICR Method ( ) () tan 30 3 3 cos 60 sin 60 33 31 3 22 3 cC B o oo CB B B vR H R L HL H RR L vi j LR RL j ωω ω =− = =⇒= ⇒= = −− ⎛⎞ ⎜⎟ ⎝⎠ r r r rr r Method 2: Use relative motion and the fact the component of the velocity of B normal to the inclined plane is 0. / // 2 2 3 3 3 2 BCB C C B C BC
Background image of page 1
This is the end of the preview. Sign up to access the rest of the document.

This note was uploaded on 01/13/2010 for the course EGM 3401 taught by Professor Carlcrane during the Spring '08 term at University of Florida.

Ask a homework question - tutors are online