7. Friction, Inclines, Systems
Inclined Planes with Friction
7. Friction, Inclines, Systems
Inclined Planes with Friction
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- Multiple Choice
A 3-kg block is at rest on an adjustable ramp. When the ramp is tilted to a 20° angle, the block slides with constant velocity. What is the coefficient of kinetic friction between the ramp and the block?
843views12rank - Textbook QuestionA bicycle coasting at 8.0 m/s comes to a 5.0-m-long, 1.0-m-high ramp. What is the bicycle's speed as it leaves the top of the ramp?1391views
- Textbook QuestionA small block has constant acceleration as it slides down a frictionless incline. The block is released from rest at the top of the incline, and its speed after it has traveled 6.80 m to the bottom of the incline is 3.80 m/s. What is the speed of the block when it is 3.40 m from the top of the incline?3797views1rank
- Textbook QuestionA very slippery block of ice slides down a smooth ramp tilted at angle θ. The ice is released from rest at vertical height h above the bottom of the ramp. Find an expression for the speed of the ice at the bottom.594views
- Textbook QuestionA snowboarder glides down a 50-m-long, 15 degree hill. She then glides horizontally for 10 m before reaching a 25 degree upward slope. Assume the snow is frictionless. (b) How far can she travel up the 25 degree slope?887views