If an npn transistor has a beta cut-off frequency f

1.	If an npn transistor has a beta cut-off frequency f
A.	200 MHz, 201 MHz
B.	200 MHz, 199 MHz
C.	199 MHz, 200 MHz
D.	201 MHz, 200 MHz
Answer» B. 200 MHz, 199 MHz

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If an npn transistor has a beta cut-off frequency f

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