quiz_6 - movement. The non-rotary force component acts...

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Quiz 6: September 14, 2010 1. Muscles are attached to bones by A. Muscles B. Tendons C. Ligaments D. None of the above 2. Mechanical Advantage (MA) is the measure of _______ of body part movements, which is the ratio of _______ to the _______. A. Effectiveness, Resistance(R) overcome, Force exerted (F) B. Effectiveness, Force exerted (F), Resistance(R) overcome C. Efficiency, Force exerted (F), Resistance(R) overcome D. Efficiency, Resistance(R) overcome, Force exerted (F) 3. Mathematically, the mechanical advantage is defined as A. MA = Force Arm*Resistance Arm B. MA = Force Arm + Resistance Arm C. MA = Force Arm – Resistance Arm D. MA = Resistance Arm/Force Arm E. MA = Force Arm/Resistance Arm 4. The rotary force component acts _______ to the lever and ______ to the lever’s
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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...
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This note was uploaded on 01/17/2011 for the course HSCI 580 taught by Professor Mcglothlin during the Fall '09 term at Purdue.

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