Fill in the blanks-5 marks-

Fill in the b...

Question

Fill in the blanks.

Friction opposes the between the surfaces in contact with each other.

Friction depends on the of surfaces.

Friction produces .

Sprinkling of powder on the carrom board friction.

Sliding friction is __ than the static friction.

[5 marks]

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Solution

Friction opposes the relative motion between the surfaces in contact with each other.

Friction depends on the nature of surfaces.

Friction produces heat.

Sprinkling of powder on the carrom board reduces friction.

Sliding friction is lesser than the static friction.

[5 marks]

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Similar questions

Fill in the blanks.

(a) Friction opposes the ________ between the surfaces in contact with each other.

(b) Friction depends on the _________ of surfaces.

(d) Sprinkling of powder on the carrom board ________ friction.

(e) Sliding friction is ________ than the static friction.

Q. Fill in the blanks
(a) Friction opposes the .............. between the surfaces in contact with each other.
(b) Friction depends on the ............... of surfaces.
(c) Friction produces ................... .
(d) Sprinkling of powder on the carrom board ................. friction.
(e) Sliding friction is ................ than the static friction.

Ball bearing is a device which usually converts:
(a) rolling friction into sliding friction
(b) static friction into sliding friction
(c) sliding friction into rolling friction
(d) rolling friction into static friction

Q. A book is lying on the horizontal table top. If we tilt the table a little, then the book starts sliding down slowly. This happens because:
(a) sliding friction is greater than static friction
(b) sliding friction is less than force of gravity
(c) static friction is greater than sliding friction
(d) force of gravity is less than sliding friction