Solve Machine Problems: Find Acceleration for Each Machine

[Leo194]

Homework Statement

Find the acceleration for each of the following machines (use the same notation conventions as the previous problems; i.e. m1, m2, theta1, theta2, g, etc.). 1.

1.) http://www.webassign.net/userimages/48540?db=v4net
a=




2.)http://www.webassign.net/userimages/48541?db=v4net

a=


3.) http://www.webassign.net/userimages/48542?db=v4net
a=

Homework Equations

Newton's 2nd Law weight=mg, Force=ma

The Attempt at a Solution

i have no clue

 

[learningphysics]

Try to give these a shot yourself... do you know the formula for a regular atwood machine?