Which of the following objects offer less friction?

Glass tumbler

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Sand paper

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Uneven rock

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Silk cloth

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Solution

The correct options are
A Glass tumbler
D Silk cloth
Glass tumbler and silk cloth are the objects that have a smooth surface. Hence the friction offered by these surfaces will be less compared to sand paper and uneven rock.

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Which of the following objects offer less friction?

The correct options are A Glass tumbler D Silk clothGlass tumbler and silk cloth are the objects that have a smooth surface. Hence the friction offered by these surfaces will be less compared to sand paper and uneven rock.

The correct options are
A Glass tumbler
D Silk cloth
Glass tumbler and silk cloth are the objects that have a smooth surface. Hence the friction offered by these surfaces will be less compared to sand paper and uneven rock.