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The thickness of a material having dielectric strength 10MV/m is 5m, calculate the potential difference.

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The thickness of a material having dielectric strength 10MV/m is 5m, calculate the potential difference.

(a) 2MV

(b) 10MV

(c) 50MV

(d) 100MV

The question was posed to me in final exam.

This question is from Dielectric Strength topic in division Capacitance and Capacitors of Basic Electrical Engineering

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The correct option is (c) 50MV

For explanation: Dielectric strength is the potential gradient required to cause a breakdown in the material. Potential gradient is the ratio of voltage and thickness.

V=t*dielectric strength= 5*10=50MV.

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