Two Weights Are Connected by a Massless Wire and Pulled

question 14

Multiple Choice

Two weights are connected by a massless wire and pulled upward with a constant speed of 1.50 m/s by a vertical pull P.The tension in the wire is T (see figure) .P is closest to

• A)25 N.
• B)125 N.
• C)187.5 N.
• D)245 N.
• E)1225 N.

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