Question

if cyclist put 600j of work on his bicycle give us 140j of useful work calculate his efficiency​

Answer 1

Explanation:

Efficiency( 140/600)*100

=23.33 percentage

Answer 2

Answer:

hello mate..

Explanation:

Efficiency is often measured as the ratio of useful output to total input, which can be expressed with the mathematical formula r=P/C, where P is the amount of useful output ("product") produced per the amount C ("cost") of resources consumed.

work done will be 45 joule

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