Q171
Intense magnetic field may be produced in a coil by using a
A.
Normal metal with a large number of turns and sending a large current
B.
Type-I superconductor with a large number of turns and sending a large current
AnswerC.
Type-II superconductor with a large number of turns and sending a large current
D.
Type-II superconductor with a large number of turns but limiting the current density below a critical value
Answer: Option B
Solution
Answer: Option B
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