Moderate

The nature of positive rays depends on:

Correct answer: C. The nature of the residual gas.

  • A. The nature of the electrode:
  • B. The nature of the discharge tube
  • C. The nature of the residual gas.
  • D. The shape of the electrode

Explanation

The positive ions are created by gaseous discharge tube. The anode rays consists of ionized gas molecule, which even if had the same charge may have different charge to mass ratio causing to change the nature of anode rays.

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