LED lights of chargers glow even after it is switched off. Which of th – McqOptions

MCQOPTIONS

1.	LED lights of chargers glow even after it is switched off. Which of the following causes this situation?
A.	LC Oscillations
B.	Phasors
C.	Power of the AC circuit
D.	Eddy currents
Answer» B. Phasors

Discussion

No Comment Found

Related MCQs

What is the most common application of LC oscillators?
LC oscillations only continues at a definite frequency.
A capacitor of capacitance 5 F is charged to a potential difference of 20V. After that, it is connected across an inductor of inductance 0.5 mH. What is the current flowing in the circuit at a time when the potential difference across the capacitor is 10 V?
LED lights of chargers glow even after it is switched off. Which of the following causes this situation?