CBSE Class 11-science Physics Laws of Motion
- Q8:If the normal force is doubled,then coefficient of friction is
- it is easy to pull lawnmover than to push it
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5th sum.plz
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3rd sum plz
- What is friction? Explain how it takes place.
- State the types of friction.
- Explain briefly: (a) Static Friction (b) Kinetic friction
- State the methods to reduce friction.
- Ice skating is based on the phenomena of reduced friction. Explain briefly.
- Determine the acceleration of the car in which a box lying on its floor will remain stationary, given that the co-efficient of static friction between the box and the train's floor is 0.25.
