Question

What purposes are served by using bearings in machines?

Answer 1

The purpose of using bearing is for reducing friction between moving part of the machine and reduce wearing out of machine.

 for example-

1.ball bearing are used in cycles

2. all motors use bearing in essential part like engine. drive shaft, drive line etc.

3.standard office machines like printer, photocopier use  bearing

4.used in The purpose of using bearing is for reducing friction between moving part of the machine and reduce wearing out of machine.

Answer 2

Answer:

• it reduces friction between machine
• it is a lubricant
• speed of machine will increase

hope it helps

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