A small square loop of wire side l is placed inside a large square loop of wire of side L…
Physics · JEE Advanced · NTA Exams — Electromagnetic Induction and Alternating Currents
A small square loop of wire side l is placed inside a large square loop of wire of side L(L>>l). The loops are
co-planar and their centres coincide. The mutual inductance of the system is proportional to
co-planar and their centres coincide. The mutual inductance of the system is proportional to
- l/L
- l2/L
- L/l
- L2/l
Answer
(B) l 2 / L
Sign up free on Edukali to view the step-by-step worked solution and practice thousands of similar questions.
Related practice questions
- Some magnetic flux is changed from a coil of resistance 10 ohm . As a result an induced current is developed…
- Two identical circular loop of metal wire are lying on a table without touching each other. Loop A carries a…
- An inductor of inductance L = 400 mH and resistors of resistances R 1 = 4Ω and R 2 = 2Ω are connected to…
- The uniform magnetic field perpendicular to the plane of a conducting ring of radius a changes at the rate of…
- In the figure shown R is a fixed conducting ring of negligible resistance and radius ‘a’. PQ is a uniform rod…
- A physicist works in a laboratory where the magnetic field is 2 T . She wears a necklace enclosing area 0.01…
- A conducting rod of length l is hinged at point O. It is free to rotate in a vertical plane. There exists a…
- In an ac circuit shown below in figure, the supply voltage has a constant rms value V but variable frequency…
More Electromagnetic Induction and Alternating Currents questions · Browse all practice questions