A nuclear reactor is a device used to carry out controlled nuclear reaction whereas GM counter is a device used to detect?

  • A. Current
  • B. Voltage
  • C. Nuclear Radiation
  • D. power
  • E. None of these

Explanation

A Geiger-Müller counter detects ionising nuclear radiation such as alpha, beta and gamma radiation. It does not measure ordinary electrical quantities like current or voltage.

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