Which one of the following is used to measure the rate of nuclear disintegration?
A. Geiger-Muller counter
B. Cyclotron
C. NMR spectroscopy
D. Mass spectrograph
Answer:A
Which one of the following is used to measure the rate of nuclear disintegration?
A. Geiger-Muller counter B. Cyclotron C. NMR spectroscopy D. Mass spectrograph