In liquid scintillation counter, which of the following is used to convert light into electrical signals?
A. Photo multiplier tube
B. Photo emissive tube
C. Photo voltaic cell
D. Photo reflector
Answer:A
In liquid scintillation counter, which of the following is used to convert light into electrical signals?
A. Photo multiplier tube B. Photo emissive tube C. Photo voltaic cell D. Photo reflector
Explanation: The photo multiplier tube converts light into electrical signals in liquid scintillation counter. Two photo multiplier tubes are used in liquid scintillation counter.