Which of the following materials are used as the insulation between inner and outer electrodes of the ion chamber?
A. Polythene
B. Plastic
C. Polytetrafluoroethylene
D. Polyacrylamide
Answer:C
Which of the following materials are used as the insulation between inner and outer electrodes of the ion chamber?
A. Polythene B. Plastic C. Polytetrafluoroethylene D. Polyacrylamide
Explanation: Polytetrafluoroethylene is used as the insulation between inner and outer electrodes of the ion chamber. The material has very high resistance.