Question #6426317Single Choice
Physics
Question
A box of mass 10kg is pushed up a ramp with an initial velocity of 5m/s. The ramp is inclined at 37°, and the box accelerates uniformly at 2m/s2. After 4s, what is the increase in the box's gravitational potential energy? (Take g = 10m/s2, sin37°=0.6, cos37°=0.8)
Options
A
600 J
B
3600 J
C
1200 J
D
2160 J
Answer & Analysis
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