An alternating voltage (in volts) given by \(V=200\sqrt{2}sin100t\) is connected to a 1 capacitor through an ac ammeter. The reading of the ammeter will be:
1. 10 mA
2. 20 mA
3. 40 mA
4. 80 mA
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyIn the circuit shown below, what will be the readings of the voltmeter and ammeter?
1. 800 V, 2 A
2. 300 V, 2 A
3. 220 V, 2.2 A
4. 100 V, 2 A
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyAn alternating current of frequency ‘f’ is flowing in a circuit containing a resistance R and a choke L in series. The impedance of this circuit will be:
1. R + 2πfL
2.
3.
4.
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyIn an LCR circuit, the potential difference between the terminals of the inductance is 60 V, between the terminals of the capacitor is 30 V and that between the terminals of the resistance is 40 V. The supply voltage will be equal to:
1. 50 V
2. 70 V
3. 130 V
4. 10 V
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyIn a series RLC circuit, potential differences across R, L and C are 30 V, 60 V and 100 V respectively, as shown in the figure. The e.m.f. of the source (in volts) will be:
1. 190
2. 70
3. 50
4. 40
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyIn an LCR series network, . The supply voltage will be:
1. 25 V
2. 75 V
3. 35 V
4. Zero
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyL, C and R represent physical quantities inductance, capacitance and resistance respectively. The combination representing the dimension of frequency will be:
1. LC
2. (LC)–1/2
3.
4.
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyA series AC circuit has a resistance of 4 and an inductor of reactance 3 . The impedance of the circuit is z1. Now when a capacitor of reactance 6 is connected in series with the above combination, the impedance becomes will be:
1. 1 : 1
2. 5 : 4
3. 4 : 5
4. 2 : 1
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyIn the circuit shown in the figure, neglecting source resistance, the voltmeter and ammeter reading respectively will be:
1. 0 V, 3 A
2. 150 V, 3 A
3. 150 V, 6 A
4. 0 V, 8 A
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyIn a series LCR circuit, resistance R = 10 Ω and the impedance Z = 20 Ω. The phase difference between the current and the voltage will be:
1. 30°
2. 45°
3. 60°
4. 90°
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology