Two Boxes Are Connected to Each Other by a String

question 40

Multiple Choice

Two boxes are connected to each other by a string as shown in the figure.The 10-N box slides without friction on the horizontal table surface.The pulley is ideal and the string has negligible mass.What is true about the tension T in the string?

• A)T = 10 N
• B)T = 20 N
• C)T = 30 N
• D)T < 30 N
• E)T > 30 N

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