Solving Physics Problem: Moment = F × d = 60X20 = 50d, d = 24 cm

[mutineer123]

Homework Statement

http://www.xtremepapers.com/CIE/International%20A%20And%20AS%20Level/9702%20-%20Physics/9702_s11_qp_13.pdf


question 12

Homework Equations

moments=Fd

The Attempt at a Solution

60X20=50d
d=24cm

 

[ehild]

Yo forgot the weight of the rod. ehild

 

[azizlwl]

Static of Rigid Bodies.

Total sum of Torque=0
$\sum \tau=0$

find ccw(counterclockwise) and cw(clockwise) torgue about pivot(40cm).