Under what conditions are cathode rays produced in a discharge tube?
PHYSICS
JAMB 1995
Under what conditions are cathode rays produced in a discharge tube?
- A. High pressure and low voltage
- B. High pressure and high voltage
- C. Low pressure and low voltage
- D. Low pressure and high volatge
Correct Answer: D. Low pressure and high volatge
Explanation
Cathode rays are produced in a discharge tube under Low pressure and high voltage
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