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Grade 11Modern Physics

For an electronic valve, the plate current I and plate voltage V in the space charge limited region are related as

(a) I is proportional to V3/2

(b) I is proportional to V2/3

(c) I is proportional to V

(d) I is proportional to V2

Profile image of Simran Bhatia
12 Years agoGrade 11
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1 Answer

Profile image of Hrishant Goswami
12 Years ago

(a)

According to Child''s Law,

I = KVa 3/2

Thus, I  proportional to V3/2

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