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 down 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 force F is

A. 771 N.
B. 875 N.
C. 1,050 N.
D. 1,960 N.
E. 2,330 N.

A. 771 N.

Physics & Space Science

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