A fission chamber detector is initially operating in the proportional region to measure neutron flux in the source range ___

A fission chamber detector is initially operating in the proportional region to measure neutron flux in the source range.

If the voltage applied to the detector is changed so that the detector now operates in the ion chamber region, the detector will produce __________ pulses; and will experience a __________ positive space charge effect.

A. larger; larger
B. larger; smaller
C. smaller; larger
D. smaller; smaller

Show Answer

Answer: D

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