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).Which one of the following relationships between T and P must be true?
A)T P
B)T = P
C)P + T = 125 N
D)P = T + 25 N
E)P = T + 100 N

Question

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).Which one of the following relationships between T and P must be true? 
A)T > P 
B)T = P 
C)P + T = 125 N 
D)P = T + 25 N 
E)P = T + 100 N

Quizplus · Accepted Answer

The Answer is D

Two Weights Are Connected by a Massless Wire and Pulled