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- Can someone help me with this, - Electromagnetic Induction and Alternating currents - JEE Main
- #Physics
- #Engineering
- #Electromagnetic Induction and Alternating currents
- #Joint Entrance Examination Main
A conducting square loop of side L and resistance R moves in its plane with a uniform velocity perpendicular to one of its sides. A magnetic induction B constant in time and space, pointing perpendicular and into the plane at the loop exists everywhere with half the loop outside the field, as shown in figure.
The induced emf is
- Option 1)
zero
- Option 2)
- Option 3)
- Option 4)
Answers (1)
Motional EMF -
- wherein
magnetic field
length
velocity of v perpendicular to uniform magnetic field.
Here Induced emf across upper and lower side will balanced out.
No emf appear across right side of the loop
emf appear across left side =
This is net EMf induced in
Option 1)
zero
This is incorrect option
Option 2)
This is incorrect option
Option 3)
This is incorrect option
Option 4)
This is correct option
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