The network formed by resistors and capacitors for modifying the rate of change of gain and the phase shift is called a compensating network. Which of the following statements are not correct ?(A) The main purpose of a compensating network is to modify the performance of op-amp ciruit over the desired frequency range(B) There are two types of op-amps : internally compensated and externally compensated(C) 741 C is an externally compensated op-amp while 709 C is internally compensated op-amp(D) The phase lag and phase lead are most commonly used compensating networks in op-amps(E) Phase lag contributes a positive phase angle and phase lead a negative phase angleChoose the most appropriate answer from the options given below :

The network formed by resistors and capacitors for modifying the rate

1.	The network formed by resistors and capacitors for modifying the rate of change of gain and the phase shift is called a compensating network. Which of the following statements are not correct ?(A) The main purpose of a compensating network is to modify the performance of op-amp ciruit over the desired frequency range(B) There are two types of op-amps : internally compensated and externally compensated(C) 741 C is an externally compensated op-amp while 709 C is internally compensated op-amp(D) The phase lag and phase lead are most commonly used compensating networks in op-amps(E) Phase lag contributes a positive phase angle and phase lead a negative phase angleChoose the most appropriate answer from the options given below :
A.	(B) and (C) only
B.	(B) and (E) only
C.	(C) and (D) only
D.	(C) and (E) only
Answer» E.