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How Will the Thermionic Current Vary If the Filament Current is Increased? - Physics

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प्रश्न

How will the thermionic current vary if the filament current is increased?

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उत्तर

If the filament current is increased, it will increase the temperature of the cathode (metal) and the cathode will emit more electrons. This will lead to an increase in the number of thermions emitted per unit time. As a result, the thermionic current will increase.

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अध्याय 19: Electric Current through Gases - Short Answers [पृष्ठ ३५१]

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एचसी वर्मा Concepts of Physics Vol. 2 [English] Class 11 and 12
अध्याय 19 Electric Current through Gases
Short Answers | Q 3 | पृष्ठ ३५१

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