Chemistry, 21.08.2021 05:10 mariano24

Give reason 1) The efficiency of a practical machine is less that 100%.
1) The efficiency of a machine can be increased by using lubricants in the movable parts.

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Give reason 1) The efficiency of a practical machine is less that 100%. 1) The efficiency of a machine can be increased by using lubricants in the movable parts. ​

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Another question on Chemistry

Give reason 1) The efficiency of a practical machine is less that 100%.
1) The efficiency of a machine can be increased by using lubricants in the movable parts.