1.

A piece of writing paper that is 10 cm wide, 15 cm long and 0.05 mm thick has a dielectric strength of 8 kV/mm. if it is placed between two copper plates and subjected to an increasing voltage, it will break down at

A. 8 kV
B. 4 kV
C. 0.4 kV
D. 0.8 kV
Answer» D. 0.8 kV


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