A Series of Weights Connected by Very Light Cords Are

question 27

Multiple Choice

A series of weights connected by very light cords are given an upward acceleration of by a pull P,as shown in the figure.A,B,and C are the tensions in the connecting cords.The pull P is closest to

• A) 690 N.
• B) 490 N.
• C) 290 N.
• D) 200 N.
• E) 50 N.

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