Parts of a machine that move or rotate quickly on another surface wear out due to:

100 N

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111.1 N

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155.5 N

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2000 N

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Solution

The correct option is C
155.5 N

Parts of a machine that move or rotate quickly on another surface wear out due to friction. Therefore oil or grease is used to reduce friction.

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Parts of a machine that move or rotate quickly on another surface wear out due to:

The correct option is C 155.5 N Parts of a machine that move or rotate quickly on another surface wear out due to friction. Therefore oil or grease is used to reduce friction.

The correct option is C
155.5 N

Parts of a machine that move or rotate quickly on another surface wear out due to friction. Therefore oil or grease is used to reduce friction.