Which of the following are positive and which are negative work done ? Work done by friction on a body sliding down an inclined plane.

Which of the following are positive and which are negative work done ?

1.	Which of the following are positive and which are negative work done ? Work done by friction on a body sliding down an inclined plane.
Answer» <html><body><p></p><a href="https://interviewquestions.tuteehub.com/tag/solution-25781" style="font-weight:bold;" target="_blank" title="Click to know more about SOLUTION">SOLUTION</a> :<a href="https://interviewquestions.tuteehub.com/tag/negative-570381" style="font-weight:bold;" target="_blank" title="Click to know more about NEGATIVE">NEGATIVE</a></body></html>