30 Aug 2020

A coolie X carrying a load on his head climbs up on slope and another coolie Y carrying the identical load on his head moves the same distance on a friction less horizontal platform. Who does more work?


 

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How Students Can Manage Time Effectively

 वक़्त की कीमत समझो दोस्तों, हर पल ये खास होता है। जो समय का मान करे, उसी का भविष्य उज्ज्वल होता है। Managing time well helps students study...

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