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. The charges Q, +q, and +q are placed at the vartices of an equilateral
  2. In a given reaction, ᴢXᴬ → ᴢ+1Yᴬ → ᴢ-1Kᴬ⁻⁴ → ᴢ-1Kᴬ⁻⁴
  3. The angular momentum of an electron is J. The magnitude of the magnetic moment
  4. An object of mass 3kg is at rest. Now a force F=6t² i⃗+4t j⃗ is applied on the object
  5. The minimum number of NAND gates used to construct an OR gate is