1.

If C1 and C2 are the capacitance used in Colpitts oscillator the effective capacitance in the equation of frequency calculation is equal to

A. (·¥®√óC1√óC2)/(C1+C2)
B. 3 (C1√óC2)/(C1+C2)
C. (C1√óC2)/(2·¥®(C1+C2))
D. (C1√óC2)/(C1+C2)
Answer» E.


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