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Magnetics · 2025 · 2 Apr · Shift 2

2 Physics questions from this JEE Main paper

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2025 · 2 Apr · Shift 2
Physics
Magnetics

Magnetics · 2025 · 2 Apr · Shift 2

2 Physics questions from this JEE Main paper

Q52.In a moving coil galvanometer, two moving coils $M_{1}$ and $M_{2}$ have the following particulars : $R_{1} = 5Ω, N_{1} = 15, A_{1} = 3.6 \times 1 0^{- 3} m^{2}, B_{1} = 0.25 T R_{2} = 7Ω, N_{2} = 21, A_{2} = 1.8 \times 1 0^{- 3} m^{2}, B_{2} = 0.50 T$ …
Physics · Magnetics · MCQ
Q56.A solenoid having area A and length ' $l$ ' is filled with a material having relative permeability 2. The magnetic energy stored in the solenoid is :
Physics · Magnetics · MCQ