An LED is forward-biased. The diode should be on, but no light is showing. A possible trouble might be

the series resistor is too small.

none. The diode should be off if forward-biased.

the power supply voltage is too high.

An LED is forward-biased. The diode should be on, but no light is show

1.	An LED is forward-biased. The diode should be on, but no light is showing. A possible trouble might be
A.	the diode is open.
B.	the series resistor is too small.
C.	none. The diode should be off if forward-biased.
D.	the power supply voltage is too high.
Answer» B. the series resistor is too small.