Question:

merits and demerits of friction

by Guest19934732  |  9 years, 10 month(s) ago

1 LIKES UnLike

merits and demerits of friction

 Tags: demerits, friction, merits

   Report

1 ANSWERS

  1. muhammad rizwan
    Merits * Friction allows us to walk. * without friction the objects will slide off the table unless it is perfectly horizontal. * it would be difficult to sit on a chair without friction. * friction helps in supporting a ladder inclined to a wall. * friction provides the reaction which makes a car and train move Demerits: * Friction in machines produces heat and * undesirable noise. * as a result of excessive friction,the wear and tear on the machines increases. * energy is wasted.

Question Stats

Latest activity: 9 years, 8 month(s) ago.
This question has been viewed 730 times and has 1 answers.

BECOME A GUIDE

Share your knowledge and help people by answering questions.