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1. A 2 μF capacitor is shunted by a 1 kΩ maintained at temperature 400 K. The rms noise voltage across the capacitor over the entire frequency band is:
(A): 5.25 x 10-6 V
(B): 5.25 x 10-8 V
(C): 6.25 x 10-6 V
(D): 6.25 x 10-8 V
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