Question

16. A) what happens if we donot reduce friction in machines.
for 4 marks​

Answer 1

Explanation:

1. If we did not reduce friction in machines, it will requires more power to complete a work and results in wastage of energy.
2. Also the heat generated by friction can disrupts and destroys the part of the machinery

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Answer 2

Explanation:

1.if we did not reduce friction in mechine it will r

requires morepower to comlete a work

2.also the heat generated by friction disrupts and destroys