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Yogendra Tiwari Grade: 12th pass
        
In the formula of induced emf what if we choose the formula without negative sign and then try to determine the polarity of the induced emf using lens law(like the current which will flow in the coil in such a way that it will oppose the very cause of its production which is increase or decrease in flux).
one year ago

Answers : (1)

Piyush
askIITians Faculty
112 Points
										It depends on question asked and you can definitely find out the ploarity with lens law.
										
one year ago
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