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1. |
A diode is replaced with another diode of different material. The ratio of relative permittivity of new material to old is 0.5. The initial capacitance was 20pF, then final capacitance will be _________? |
A. | 15pF |
B. | 20pF |
C. | 10pF |
D. | 2pF |
Answer» D. 2pF | |