engineering recuitment GATE EE 2023-24 Test Series Electrical and Electronics Measurements Digital Voltmeters Voltage Measurement
In a multimeter circuit, for a.c. voltage measurement, what is the function of diode \({D_2}\)?
1
To provide half wave rectification
2
To short circuit over range voltages
3
To bypass reverse leakage current of D1 during the negative half cycle of the input
4
To make the diode D1 perform full wave rectification