This preview shows page 1. Sign up to view the full content.
Unformatted text preview: movement. The non-rotary force component acts ______ to the lever and _______ to the lever movement. A. Parallel, contributes, parallel, does not contribute B. Parallel, does not contribute, parallel, contributes C. Perpendicular, contributes, parallel, does not contribute D. Perpendicular, does not contribute, parallel, contributes E. Perpendicular, contributes, parallel, contributes 5. For tall rolling racks, the design of the bar (s) used to push and pull the rack that allows the greatest mechanical advantage by all workers occurs when the bar (s) A. Are set horizontally (parallel to the floor) at a single height B. Are set vertically C. Neither A nor B are true D. A or B work equally well for all workers...
View Full Document
This note was uploaded on 01/17/2011 for the course HSCI 580 taught by Professor Mcglothlin during the Fall '09 term at Purdue.
- Fall '09