FirstUnitTestCheatSheet

- 1 F = mg 2 N W = 0(equilibrium 3 T Warm F = 0(for reverse curls 4 2F W upper body = 0(for close grip lat pull down Pulley Question 9 and 10 9

Info iconThis preview shows pages 1–3. Sign up to view the full content.

View Full Document Right Arrow Icon
1) F = mg 2) N – W = 0 (equilibrium) 3) T – W arm – F = 0 (for reverse curls) 4) 2F – W upper body = 0 (for close grip lat pull down) 5) a = v /t 6) F = ma Pushing Objects questions (7 and 8) 7) a = f / m 2 F- f = m 1 / m 2 * f 8) f = F net x [m 2 / (m 1 + m 2 )] (action – reaction force, force between objects) Pulley Question ( 9 and 10) 9) Object M: T = Ma Object m: T – mg = ma mg = Ma + ma 10) a = g x [ m / (m+M)] 11) F ext = (m 1 + m 2 + m 3 ) a 12) T 2 – T 1 = m 2 a 10 The figure shows an object on an inclined  plane. Two forces act on the object: the normal force N, and the weight W. As a result of these  forces, the object accelerates downhill. Which equation is the correct equation of motion  in the shown x-direction? Hint: remember that "W" and "a" represent the  magnitude of a vector. A + WsinF = - ma               D + WcosF = - ma B - WsinF = - ma                 E - WcosF = - ma C - WcosF = + ma
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
An object has a volume of 5 cm3. 
Background image of page 2
Image of page 3
This is the end of the preview. Sign up to access the rest of the document.

This note was uploaded on 04/04/2009 for the course PHYS 2028 taught by Professor Campbell-brown during the Spring '09 term at UWO.

Page1 / 3

- 1 F = mg 2 N W = 0(equilibrium 3 T Warm F = 0(for reverse curls 4 2F W upper body = 0(for close grip lat pull down Pulley Question 9 and 10 9

This preview shows document pages 1 - 3. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online