Author Question: The forward bias voltage required for an LED is ___________. A) 0.5 to 0.7 volt B) 0.3 to .05 ... (Read 50 times)

Hungry! · **on:** Jun 23, 2018

The forward bias voltage required for an LED is ___________.

A) 0.5 to 0.7 volt B) 0.3 to .05 volt C) 4.5 to 5.1 volts D) 1.5 to 2.2 volts

Question 2

A zener diode is normally used for voltage regulation. A zener diode, however, can also be used for high voltage spike protection if connected ___________.

A) Positive to anode, negative to cathode
B) Positive to cathode, ground to anode
C) Negative to anode, cathode to a resistor then to a lower voltage terminal
D) Both A and C