Define the mechanical energy?
Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
Section: Chapter Questions
Problem 1.1MA
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Question
Define the
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Step 1
Mechanical energy is defined as sum of potential energy and kinetic energy of a body.
Step 2
Say a ball is thrown to a height of h metre.After reaching h metre,it will fall freely with a velocity say V.
The total mechanical energy of the ball will remain constant as work is being done against gravitational force which is a conservative force and there is no friction or resistance(air resistance is neglected )
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