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Question: If the magnetic flux through a coil changes from 0.5 Wb to 0.2 Wb in 2 seconds, what is th..
Question: Which of the following is a practical application of electromagnetic induction? (2019)Opti..
Question: What is the effect of increasing the frequency of the AC supply on the inductive reactance..
Question: In a transformer, if the primary coil has 100 turns and the secondary coil has 200 turns, ..
Question: What is the reactance of an inductor at a frequency of 50 Hz if the inductance is 0.1 H? (..
Question: In an AC circuit, the current lags the voltage by 90 degrees in which of the following com..
Question: What is the relationship between the RMS and average value of a sinusoidal AC current? (20..
Question: If the inductance of a coil is doubled, what happens to its inductive reactance at a const..
Question: What is the average power consumed in an AC circuit with a power factor of 1? (2019)Option..
Question: In a series RLC circuit, what happens at resonance? (2020)Options: Impedance is minimumCur..
Question: What is the formula for calculating the impedance in an RLC series circuit? (2022)Options:..
Question: What is the peak voltage of an AC source if its RMS voltage is 220 V? (2021)Options: 311 V..
Question: A capacitor of capacitance C is charged to a voltage V. What is the charge stored in the c..
Question: What is the effect of increasing the area of the plates of a capacitor on its capacitance?..
Question: If the distance between the plates of a capacitor is halved, what happens to the capacitan..
Question: The potential energy stored in a capacitor is given by which of the following formulas? (2..
Question: What happens to the capacitance of a capacitor if a dielectric material is introduced betw..
Question: A capacitor is charged to a potential difference of V. If the charge on the capacitor is Q..
Question: Two capacitors of capacitance 2μF and 3μF are connected in series. What is the equivalent ..
Question: If the capacitance of a parallel plate capacitor is C, what will be the capacitance if the..
Question: What is the electrostatic potential at a point due to a point charge Q located at a distan..
Question: If a circuit has a resistance of 12Ω and a current of 3A, what is the power consumed in th..
Question: Which of the following statements is true according to Ohm\'s Law? (2019)Options: Resistan..
Question: In a circuit with a voltage of 24V and a current of 6A, what is the resistance? (2020)Opti..
Question: What happens to the current in a circuit if the voltage is increased while the resistance ..
Question: If a 10Ω resistor carries a current of 5A, what is the voltage across the resistor? (2023)..
Question: Which of the following materials is considered a good conductor of electricity? (2022)Opti..
Question: If the resistance of a conductor is doubled while the voltage remains constant, what happe..
Question: What is the relationship between voltage, current, and resistance as stated by Ohm\'s Law?..
Question: What is the charge of one coulomb in terms of the number of electrons? (2023)Options: 6.25..
