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In a system an input resistance of 20 kΩ causes a noise voltage of 15μV. If two such input resistances each of 20 kΩ are used in parallel, the total noise voltage will be about | |
A. | 15 μV [Wrong Answer] |
B. | 30 μV [Wrong Answer] |
C. | 7.5 μV [Wrong Answer] |
D. | 10.6 μV [Correct Answer] |
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