Which of the following is not an advantage of photovoltaic cell which is used as a detector in Flame emission photometers?
A. Portable
B. No external supply
C. Robust in construction
D. Does not show fatigue
Answer:D
Which of the following is not an advantage of photovoltaic cell which is used as a detector in Flame emission photometers?
A. Portable B. No external supply C. Robust in construction D. Does not show fatigue
Explanation: It does show fatigue. It shows decrease in response with continued illumination.