railway RRB JE (CBT I + CBT II) Mock Test 2024 Analog Electronics Power Amplifiers and 555 Timer and Voltage Regulators Power Amplifier
When three amplifiers each having higher cut off frequency fh = 10 kHz are cascaded. What is the higher cut off frequency of cascaded system?
1
10 kHz
2
6.4 kHz
3
5.1 kHz
4
20 kHz