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Dual Nature of Radiation and Matter — Physics STD 12 Science — Question

Rajasthan BoardEnglish MediumSTD 12 SciencePhysicsDual Nature of Radiation and Matter1 Mark
Question
In an electron gun the control grid is given a negative potential relative to cathode in order to:
✓

Answer

  1. Repel electrons and thus to control the number of electrons passing through it.

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