Two masses are being pulled up a 30.0 degrees incline by a force F parallel to the incline. The acceleration down the incline is 1.00 
and the velocity is up the incline. The force is applied to a 200 kg mass and a string connects the 200 kg mass to a 150 kg mass. The coefficient of kinetic friction is 0.200. The tension in the string is
A. 840 N.
B. 980 N.
C. 1,140 N.
D. 1,530 N.
E. 2,660 N.
A. 840 N.
Physics & Space Science
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