Answers

2014-10-17T21:34:58+05:30
To reduce friction we can apply greese,oil lubricants etc in between.we can paint it,can give particular shape to the body ie streamlined shape
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2014-10-23T10:49:51+05:30
The various techniques adopted by human beings to reduce energy losses due to friction are;-
applying greese
painting
giving a particular shape
applying oil lubricants

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