CUET · PHYSICS · PYQ PAPER 2023
The magnetic energy stored in an induction coil (choose the correct statement).
- A Does not depend on magnitude of current
- B depends on squared value of magnetic field
- C Does not depend on self inductance of the coil
- D Does not depend on area of coil
Answer & Solution
Correct Answer
(B) depends on squared value of magnetic field
Step-by-step Solution
Detailed explanation
\( U = \frac{1}{2} L I^2 \) \( B \propto I \) \( U \propto B^2 \)
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