Answer to Question #127450 in Physics for Asif Sultan

Question

NET TORQUE ABOUT AN AXIS THROUGH POINT A?
http://prntscr.com/to3y0v
A- 16.5 N m
B- 15 N m
C- 5.5 N m
D- 10 N m

Answer 1

$1.5\cdot30\cdot\cos45°-10\cdot3\cdot\sin30°=16.8 (N\cdot m)$

$A-16.5 (N\cdot m)$ Answer.