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JBD PUBLICATION-LAWS OF MOTION-EXAMPLE
- Coefficient of friction depends on
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- Friction is a self- adjusting force. Is it correct?
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- How does coefficient of friction is altered when the weight of body is...
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- A cube is resting on an inclined plane and the angle fo inclination is...
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- A cube is resting on an inclined plane and the angle fo inclination is...
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- Is force of friction always given as f=mu R?
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- Determine the maximum acceleration of the train in which a box lying o...
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- A mass of 4 kg rests on a horizontal plane. The plane is gradually inc...
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- State whether the following statement is true or false-"When a person ...
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- Polishing beyond certain limit may increase friction between the surfa...
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- When brakes are applied in a car,the brake-shoes apply frictional forc...
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- Why is it difficult to walk on sand?
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- Automobile tyres have generally irregular projections over their surfa...
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- Sand is thrown on trakcs covered with snow to
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- How can we save petrol by properly inflating the tyres of vehicles ?Ex...
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- Why are tyres made circular?
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- Is a large brake on a bicycle wheel more effective than small one ? Ex...
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- Arrange coefficient of limitin friction (mu1) ,coefficient of kinetic ...
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- It is difficult to start motion than to maintain it .Explain.
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- If angle of friction is 30^@,calculate the coefficient of friction.
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