answer this physics question if u know otherwise don't answer
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We know that the current in thermionic emission varies to square temperature of cathode with exponential term,
j proportional T^2 * e^-1/T
The curve which satisfies this question is the parabolic one.
ANSWER IS: (C) or (D) just see which is
parabola among them that will be the answer.
CHEERS!
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