Question: Why must the voltage supplied to a tungsten lamp be very stable?
[A].Because if it wasn’t, the lamp would bum out
Because amount of energy the lamp emits is proportional to the fourth power of the operating voltage
Because the lamp will only function at a specific voltage
All of the above
[A].
[B].
[C].
[D].
Answer: Option B
Explanation:
No answer description available for this question.