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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 | |