The 600-N Ball Shown Is Suspended on a String AB

Multiple Choice

The 600-N ball shown is suspended on a string AB and rests against the frictionless vertical wall.The string makes an angle of 30 ° with the wall.The line AB goes through the center of the ball, and the contact point with the wall is at the same vertical height as the center of the ball.The magnitude of the tension in the string is:

A) 300 N
B) 520 N
C) 690 N
D) 1200 N
E) none of these