7) Calculate the total power of the circuit of two lamps rated as 200W/240V are connected in series across 240V supply?
Answer is:
100 W
Related Basic Electrical Practice MCQ with Answers
Answer is:
Decreases to four times
Answer is:
Mica
Explanation:
Mica is the example for negative temperature coefficient substance. Mica has negative temperature coefficient of resistance. So, resistance will decrease with increase in temperature.
Answer is: