Navigate

A light emitting diode(LED) has a voltage drop of 2 volt across it

A light emitting diode(LED) has a voltage drop of 2 volt across it and passes a current of 10 mA when it operates with a 6 volt battery through a limiting resistor R. The value of R is

Options

(a) 40 kΩ
(b) 4 kΩ
(c) 200 kΩ
(d) 400 kΩ

Correct Answer:

400 kΩ

Explanation:

No explanation available. Be the first to write the explanation for this question by commenting below.

AIIMS2006
admin:

Related Questions

  1. In Young’s double slit experiment the distance between the slits and the screen
  2. The angular speed of earth, so that the object on equator may appear weightless
  3. Two coils have the mutual inductance of 0.05 H.
  4. A 50 ohm galvanometer gets full scale deflection when a current of 0.01 A passes
  5. Water falls from a height of 60m at the rate of 15 kg/s to operate a turbine