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What is the electric field when the voltage applied is 5V and the length is 100cm?

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What is the electric field when the voltage applied is 5V and the length is 100cm?

(a) 0.5V/m

(b) 5V/m

(c) 50V/m

(d) None

This question was addressed to me during a job interview.

I would like to ask this question from Conductivity of a Semiconductor topic in section Conduction in Semiconductors of Electronic Devices & Circuits

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Right option is (c) 50V/m

For explanation: E=V/L=5/100cm=5V/m.

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