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8th CBSE
IMPORTANT
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Soles of shoes are grooved to  friction.

(Choose from: increase/decrease)

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Important Questions on Friction

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8th CBSE
IMPORTANT
Start Up Science>Chapter 10 - Friction>EXERCISES>Q 5
Rolling friction is much less than the _____ friction. (Sliding/ force of friction)
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8th CBSE
IMPORTANT
Start Up Science>Chapter 10 - Friction>EXERCISES>Q 1
Friction exerted by fluids is called _____.
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8th CBSE
IMPORTANT
Start Up Science>Chapter 10 - Friction>EXERCISES>Q 2
Friction between two flat surfaces cannot be reduced by
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8th CBSE
IMPORTANT
Start Up Science>Chapter 10 - Friction>EXERCISES>Q 3
Rolling friction is always less than the
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8th CBSE
IMPORTANT
Start Up Science>Chapter 10 - Friction>EXERCISES>Q 4
Which of the following is not an effect of friction?
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8th CBSE
IMPORTANT
Start Up Science>Chapter 10 - Friction>EXERCISES>Q 5
A flying machine offering the least frictional force should be
EASY
8th CBSE
IMPORTANT
Start Up Science>Chapter 10 - Friction>EXERCISES>Q 6
Lubricating the moving surfaces will _____.
MEDIUM
8th CBSE
IMPORTANT
Start Up Science>Chapter 10 - Friction>EXERCISES>Q 7
Which of the following has the least magnitude?