Question:
A coil of self-inductance L is connected in series with a bulb B and an AC source. Brightness of the bulb decreases when
A coil of self-inductance L is connected in series with a bulb B and an AC source. Brightness of the bulb decreases when
Updated On: Apr 21, 2026
- Frequency of the AC source is decreased
- Number of turns in the coil is reduced
- A capacitance of reactance $X_c= X_L$, is included in the same circuit
- An iron rod is inserted in the coil
Show Solution
Verified By Collegedunia
The Correct Option is D
Solution and Explanation
The correct option is (D): An iron rod is inserted in the coil
Was this answer helpful?
0
0
Top NEET Physics Questions
- The time constant of C-R circuit is
- The correct Boolean operation represented by the circuit diagram drawn is :
- The driver of a car travelling with speed $30\, m/sec$ towards a hill sounds a horn of frequency $600\, Hz.$ If the velocity of sound in air is $330\, m/s,$ the frequency of reflected sound as heard by driver is
- Two simple harmonic motions of angular frequency 100 and 1000 rad $s^1$ have the same displacement amplitude. The ratio of their maximum acceleration is
- In an ac circuit , an alternating voltage $e = 200 \sqrt2 \,sin \,100\, t$ volts is connected to a capacitor of capacitance $1 \,\mu \,F$. The rms value of the current in the circuit is :
View More Questions
Top NEET Inductance Questions
Top NEET Questions
- A $100.0\, mL$ dilute solution of $Ag ^{+}$is electrolysed for $15.0$ minutes with a current of $1.25 \,mA$ and the silver is removed completely. What was the initial $\left[ Ag ^{+}\right]$?
- The time constant of C-R circuit is
- The chronological order of human evolution from early to the recent is
- The correct Boolean operation represented by the circuit diagram drawn is :
- The driver of a car travelling with speed $30\, m/sec$ towards a hill sounds a horn of frequency $600\, Hz.$ If the velocity of sound in air is $330\, m/s,$ the frequency of reflected sound as heard by driver is
View More Questions