Write True or False against each statement :
1.Sliding friction is less than the static friction
2. Friction can be reduced by using wheels.
3. The force of friction acts in the direction of motion of an object.
4. Friction produces heat
5. Air is not a fluid,
1.Sliding friction is less than the static friction
2. Friction can be reduced by using wheels.
3. The force of friction acts in the direction of motion of an object.
4. Friction produces heat
5. Air is not a fluid,
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Explanation:
1.True
2.True
3.False
4.True
5.False
Answer:
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