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Asked by Arushi Juyal 14th January 2018, 2:18 AM
Answered by Expert
Answer:
induced emf e is given by
begin mathsize 12px style xi space equals space minus fraction numerator partial differential ϕ over denominator partial differential t end fraction comma space w h e r e space ϕ space i s space m a g n e t i c space f l u x space equals space B cross times A comma space space B space minus space m a g n e t i c space f i e l d space a n d space A space i s space a r e a l e t space omega space equals space fraction numerator d theta over denominator d t space end fraction space i s space c o n s tan t space a n g u l a r space v e l o c i t y. xi space equals space minus fraction numerator partial differential over denominator partial differential t end fraction open parentheses B A close parentheses space equals space minus B fraction numerator partial differential theta over denominator partial differential t end fraction fraction numerator 1 over denominator 2 pi end fraction pi cross times l squared space equals space minus 1 half B omega l squared  end style
Answered by Expert 14th January 2018, 11:25 AM
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