Rudhreswaran g Asked a Question
February 25, 2021 7:30 pmpts 30 pts
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  • Alka gupta Best Answer
    also see this link....your doubt must be clear.....https://youtu.be/XcoC4rbFO-0
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  • Alka gupta
    your ans is absolutely correct...what you want to ask....do let me clear
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    Rudhreswaran g
    in this method dy/dx is replaced by -1/dy/dx but in this problem why do/dr is replaced by -1/r^2do/dr
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