Electro Magnetic Induction And Alternating Currents Question 582
Question: A solenoid of length l metre has self-inductance L henry. If number of turns are doubled, its self inductance [MP PMT 2001]
Options:
A) Remains same
B) Becomes 2L henry
C) Becomes 4L henry
D) Becomes $ \frac{L}{\sqrt{2}} $ henry
Show Answer
Answer:
Correct Answer: C
Solution:
$ L\propto N^{2} $
