Current Electricity, Charging & Discharging Of Capacitors / वर्तमान बिजली, चार्ज और कैपेसिटर का निर
JEE Main & Advanced
Physics
Current Electricity, Charging & Discharging Of Capacitors / वर्तमान बिजली, चार्ज और कैपेसिटर का निर
Question Bank
Electric Conduction Ohms and Resistance
question_answer
The resistance of a discharge tube is [AFMC 1996; CBSE PMT 1999]
A) Ohmic
B) Non-ohmic
C) Both A and B
D) Zero
Correct Answer:
B
Solution :
This is because of secondary ionization which is possible in the gas filled in it.