01-02-2013, 10:14 AM
2. To study the variations, in current flowing, in a circuit containing a LDR, because of a variation.
(a) in the power of the incandescent lamp, used to 'illuminate' the LDR. (Keeping all the lamps
at a fixed distance).
(b) in the distance of a incandescent lamp, (of fixed power), used to 'illuminate' the LDR.
