Social Sciences, asked by subassubas28499, 7 months ago

_ are used in the machines to protect their surfaces form wer due to friction​

Answers

Answered by Anonymous
3

Answer:

lubricants are used in the machines to protect their surfaces form wer due to friction.

Explanation:

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Answered by radhikaagarwal92
1

Answer:

lubricants

Explanation: substances known as lubricants are used in the machine to protect their surfaces from wear due to friction. they fill the irregularities on the surface and make it smooth.

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