Correct option is D
In purely capacitive circuit the current leads the voltage by π/2
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In an ac circuit, the current leads the voltage by π/2. The circuit is _____________.
Fill in the blank with e correct answer from the options given below.
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CUET 2025 English Language Mock 01
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50 Questions
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EnglishSimilar Questions
- 1)
A series LCR circuit (R = 30 Ω, = 40 Ω, = 80 Ω) is connected to an AC source of 200 V and 50 Hz. The power dissipated in the circuit is:
- 2)
Consider a circuit with Resistance, Inductor and Capacitor connected in series. The phase difference between the current and the alternating voltage (at resonance) is:
- 3)Match List-I has four graphs showing variation of opposition to flow of ac versus frequency with circuit characteristic in List-II
Choose the correct answer from the options given below: - 4)In an ac circuit, the current leads the voltage by π/2. The circuit is _____________.
Fill in the blank with e correct answer from the options given below. - 5)A light bulb and an inductor coil are connected to an ac source through a key as shown in the figure below. The key is closed and after sometime an iron rod is inserted into the interior of the inductor. The glow of the light bulb
- 6)In an ideal transformer, the turns ratio is
is equal to (the symbols carry their usual meaning):
- 7)A 10 μF capacitor is connected to a 210 V, 50 Hz source as shown in figure. The peak current in the circuit is nearly (π=3.14).
- 8)A 12 V, 60 W lamp is connected to the secondary of a step down transformer, whose primary is connected to ac mains of 220 V. Assuming the transformer to be ideal, what is the current in the primary winding?
- 9)The peak voltage of the ac source is equal to
- 10)In a series LCR circuit, the inductance L is 10 mH, capacitance C is 1 μF and resistance R is 100 Ω. The frequency at which resonance occurs is:
