Alternating Voltage Across Different Elements
PHXII07:ALTERNATING CURRENT

356018 A choke is preferred to a resistance for limiting current in \(AC\) circuit because

1 Choke is cheap
2 There is no wastage of power
3 Choke is compact in size
4 Choke is a good absorber of heat
PHXII07:ALTERNATING CURRENT

356019 A coil of negligible resistance is connected in series with \(90\,\Omega \) resistor across \(120\;V,60\;Hz\) supply. A voltmeter reads \(36\,V\) across resistance. Inductance of the coil is

1 \(0.286\,H\)
2 \(2.86\,H\)
3 \(0.76\,H\)
4 \(0.91\,H\)
PHXII07:ALTERNATING CURRENT

356020 The coil of choke in a circuit

1 Decreases the current
2 Does not change the current
3 Increases the current
4 Has high resistance to dc circuit
PHXII07:ALTERNATING CURRENT

356021 In an AC circuit, the potential difference across an inductance and resistance joined in series are respectively \(16\;V\) and \(20\;V\). The total potential difference across the circuit is

1 \(20.0\;V\)
2 \(25.6\;V\)
3 \(31.9\;V\)
4 \(33.6\;V\)
PHXII07:ALTERNATING CURRENT

356022 When \({100 V}\) dc is supplied across \({a}\) solenoid, a current of \(1.0\,A\) flows in it. When \(100\,volts\) ac is applied across the same coil, the current drops to \(0.5\,A\). If the frequency of \({a c}\) source is \(50\,Hz\), then the impedance and inductance of the solenoid are

1 \({200 \Omega}\) and \(0.55\,H\)
2 \({100 \Omega}\) and \(0.86\,H\)
3 \({200 \Omega}\) and \(1.0\,H\)
4 \({100 \Omega}\) and \(0.93\,H\)
PHXII07:ALTERNATING CURRENT

356018 A choke is preferred to a resistance for limiting current in \(AC\) circuit because

1 Choke is cheap
2 There is no wastage of power
3 Choke is compact in size
4 Choke is a good absorber of heat
PHXII07:ALTERNATING CURRENT

356019 A coil of negligible resistance is connected in series with \(90\,\Omega \) resistor across \(120\;V,60\;Hz\) supply. A voltmeter reads \(36\,V\) across resistance. Inductance of the coil is

1 \(0.286\,H\)
2 \(2.86\,H\)
3 \(0.76\,H\)
4 \(0.91\,H\)
PHXII07:ALTERNATING CURRENT

356020 The coil of choke in a circuit

1 Decreases the current
2 Does not change the current
3 Increases the current
4 Has high resistance to dc circuit
PHXII07:ALTERNATING CURRENT

356021 In an AC circuit, the potential difference across an inductance and resistance joined in series are respectively \(16\;V\) and \(20\;V\). The total potential difference across the circuit is

1 \(20.0\;V\)
2 \(25.6\;V\)
3 \(31.9\;V\)
4 \(33.6\;V\)
PHXII07:ALTERNATING CURRENT

356022 When \({100 V}\) dc is supplied across \({a}\) solenoid, a current of \(1.0\,A\) flows in it. When \(100\,volts\) ac is applied across the same coil, the current drops to \(0.5\,A\). If the frequency of \({a c}\) source is \(50\,Hz\), then the impedance and inductance of the solenoid are

1 \({200 \Omega}\) and \(0.55\,H\)
2 \({100 \Omega}\) and \(0.86\,H\)
3 \({200 \Omega}\) and \(1.0\,H\)
4 \({100 \Omega}\) and \(0.93\,H\)
PHXII07:ALTERNATING CURRENT

356018 A choke is preferred to a resistance for limiting current in \(AC\) circuit because

1 Choke is cheap
2 There is no wastage of power
3 Choke is compact in size
4 Choke is a good absorber of heat
PHXII07:ALTERNATING CURRENT

356019 A coil of negligible resistance is connected in series with \(90\,\Omega \) resistor across \(120\;V,60\;Hz\) supply. A voltmeter reads \(36\,V\) across resistance. Inductance of the coil is

1 \(0.286\,H\)
2 \(2.86\,H\)
3 \(0.76\,H\)
4 \(0.91\,H\)
PHXII07:ALTERNATING CURRENT

356020 The coil of choke in a circuit

1 Decreases the current
2 Does not change the current
3 Increases the current
4 Has high resistance to dc circuit
PHXII07:ALTERNATING CURRENT

356021 In an AC circuit, the potential difference across an inductance and resistance joined in series are respectively \(16\;V\) and \(20\;V\). The total potential difference across the circuit is

1 \(20.0\;V\)
2 \(25.6\;V\)
3 \(31.9\;V\)
4 \(33.6\;V\)
PHXII07:ALTERNATING CURRENT

356022 When \({100 V}\) dc is supplied across \({a}\) solenoid, a current of \(1.0\,A\) flows in it. When \(100\,volts\) ac is applied across the same coil, the current drops to \(0.5\,A\). If the frequency of \({a c}\) source is \(50\,Hz\), then the impedance and inductance of the solenoid are

1 \({200 \Omega}\) and \(0.55\,H\)
2 \({100 \Omega}\) and \(0.86\,H\)
3 \({200 \Omega}\) and \(1.0\,H\)
4 \({100 \Omega}\) and \(0.93\,H\)
PHXII07:ALTERNATING CURRENT

356018 A choke is preferred to a resistance for limiting current in \(AC\) circuit because

1 Choke is cheap
2 There is no wastage of power
3 Choke is compact in size
4 Choke is a good absorber of heat
PHXII07:ALTERNATING CURRENT

356019 A coil of negligible resistance is connected in series with \(90\,\Omega \) resistor across \(120\;V,60\;Hz\) supply. A voltmeter reads \(36\,V\) across resistance. Inductance of the coil is

1 \(0.286\,H\)
2 \(2.86\,H\)
3 \(0.76\,H\)
4 \(0.91\,H\)
PHXII07:ALTERNATING CURRENT

356020 The coil of choke in a circuit

1 Decreases the current
2 Does not change the current
3 Increases the current
4 Has high resistance to dc circuit
PHXII07:ALTERNATING CURRENT

356021 In an AC circuit, the potential difference across an inductance and resistance joined in series are respectively \(16\;V\) and \(20\;V\). The total potential difference across the circuit is

1 \(20.0\;V\)
2 \(25.6\;V\)
3 \(31.9\;V\)
4 \(33.6\;V\)
PHXII07:ALTERNATING CURRENT

356022 When \({100 V}\) dc is supplied across \({a}\) solenoid, a current of \(1.0\,A\) flows in it. When \(100\,volts\) ac is applied across the same coil, the current drops to \(0.5\,A\). If the frequency of \({a c}\) source is \(50\,Hz\), then the impedance and inductance of the solenoid are

1 \({200 \Omega}\) and \(0.55\,H\)
2 \({100 \Omega}\) and \(0.86\,H\)
3 \({200 \Omega}\) and \(1.0\,H\)
4 \({100 \Omega}\) and \(0.93\,H\)
PHXII07:ALTERNATING CURRENT

356018 A choke is preferred to a resistance for limiting current in \(AC\) circuit because

1 Choke is cheap
2 There is no wastage of power
3 Choke is compact in size
4 Choke is a good absorber of heat
PHXII07:ALTERNATING CURRENT

356019 A coil of negligible resistance is connected in series with \(90\,\Omega \) resistor across \(120\;V,60\;Hz\) supply. A voltmeter reads \(36\,V\) across resistance. Inductance of the coil is

1 \(0.286\,H\)
2 \(2.86\,H\)
3 \(0.76\,H\)
4 \(0.91\,H\)
PHXII07:ALTERNATING CURRENT

356020 The coil of choke in a circuit

1 Decreases the current
2 Does not change the current
3 Increases the current
4 Has high resistance to dc circuit
PHXII07:ALTERNATING CURRENT

356021 In an AC circuit, the potential difference across an inductance and resistance joined in series are respectively \(16\;V\) and \(20\;V\). The total potential difference across the circuit is

1 \(20.0\;V\)
2 \(25.6\;V\)
3 \(31.9\;V\)
4 \(33.6\;V\)
PHXII07:ALTERNATING CURRENT

356022 When \({100 V}\) dc is supplied across \({a}\) solenoid, a current of \(1.0\,A\) flows in it. When \(100\,volts\) ac is applied across the same coil, the current drops to \(0.5\,A\). If the frequency of \({a c}\) source is \(50\,Hz\), then the impedance and inductance of the solenoid are

1 \({200 \Omega}\) and \(0.55\,H\)
2 \({100 \Omega}\) and \(0.86\,H\)
3 \({200 \Omega}\) and \(1.0\,H\)
4 \({100 \Omega}\) and \(0.93\,H\)