Current Electricity Charging Discharging Of Capacitors Question 371
Question: A solenoid is at potential difference 60 V and current flows through it is 15 ampere, then the resistance of coil will be
[AFMC 1995]
Options:
A) $ 4,\Omega $
B) $ 8,\Omega $
C) $ 0.25,\Omega $
D) $ 2,\Omega $
Show Answer
Answer:
Correct Answer: A
Solution:
$ \text{Resistance}=\frac{\text{Potential}\ \text{difference}}{\text{Current}} $