Electro Magnetic Induction And Alternating Currents Question 543
Question: Self-induction of a solenoid is [MP PMT 1993]
Options:
A) Directly proportional to current flowing through the coil
B) Directly proportional to its length
C) Directly proportional to area of cross-section
D) Inversely proportional to area of cross-section
Show Answer
Answer:
Correct Answer: C
Solution:
$ L={\mu_{0}}N^{2}A/l $
