Does static friction do work When a car is subjected to static friction, how does the force do work?
No work, because the moving distance of the car under static friction is 0, so w = FS is equal to 0!
RELATED INFORMATIONS
- 1. Is the friction of the car moving on the horizontal plane sliding friction or static friction?
- 2. Is the static friction force between the car and the ground equal to the weight of the car itself?
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- 6. As shown in the figure, there is a flat car with length x = 1m and mass m = 10kg, which is still on a smooth horizontal plane. A small block with mass m = 4kg is placed at one end of the car. The dynamic friction coefficient between the block and the car is μ = 0.25. To make the block move to the other end of the car in 2S, what is the horizontal force F acting on the block? (g = 10m / S2)
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