A refrigerator with a mass of 150 kg sits on a perfectly level surface. It is pushed by a force of 350 N, acting upward at 30 degrees to the horizontal. If the coefficient of friction between the refrigerator and the surface is 0.25, what will happen to the refrigerator?
A. The refrigerator will start moving maintaining a steady speed as kinetic friction increases
B. The refrigerator will slide and continue to accelerate
C. The refrigerator will slide at a constant velocity
D. The refrigerator will tip
E. The refrigerator will not move
Answer: E