Radioactivity is measured by A. GM Counter B. Polarimeter C. Calori

1.	Radioactivity is measured by A. GM Counter B. Polarimeter C. Calorimeter D. Colorimeter
Answer» Correct option (a) GM Counter Explanation: A Geiger counter (Geiger-Muller tube) is a device used for the detection and measurement of all types of radiation: alpha, beta and gamma radiation. Basically it consists of a pair of electrodes surrounded by a gas. The electrodes have a high voltage across them.

Radioactivity is measured by A. GM Counter B. Polarimeter C. Calorimeter D. Colorimeter

Answer»

Correct option (a) GM Counter

Explanation:

A Geiger counter (Geiger-Muller tube) is a device used for the detection and measurement of all types of radiation: alpha, beta and gamma radiation. Basically it consists of a pair of electrodes surrounded by a gas. The electrodes have a high voltage across them.

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Radioactivity is measured by A. GM Counter B. Polarimeter C. Calorimeter D. Colorimeter

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