Solving a problem in physics section 53 point 20 mecha

Solving a problem in physics section 53 point 20 mecha

20. cord suspended weight. The weight taken aside so that the cord took a horizontal position and released. How great is the power cord tension T at a time when the weight passes the equilibrium position? What angle φ to the vertical of the power cord when the cord tension force equal to the force of gravity of the weight?

Additional information:

Detailed solution. Decorated in Microsoft Word 2003. (Target decided to use formula editor)

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