A system comprising blocks, a light frictionless pulley, a frictionless incline, and connecting ropes is shown in the figure. The 9.0-kg block accelerates downward when the system is released from rest
The tension in the rope connecting the 6.0-kg block and the 4.0-kg block is closest to
A) 30 N.
B) 33 N.
C) 36 N.
D) 39 N.
E) 42 N.
Answer: E
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