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Power in AC Circuits
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Single PhaseAC Circuits
Power in AC Circuits
Power in AC CircuitsAt resonance if R is small compared with XL and XC it is possible for VL and VC to have voltages many times greater than the supply voltage (see Figure 1512(d))
Power in AC Circuits
Power in AC Circuits
Power in AC Circuits
Power Triangle and Power Factor
Power Triangle and Power Factor
Power Triangle and Power Factor
Power Triangle and Power Factor
Power Triangle and Power Factor
Seatwork1 A voltage v = 200 sin ωt volts is applied across a pure resistance of
15k1113193 Find the power dissipated in the resistor
2 A 50 μF capacitor is connected to a 100 V 200 Hz supply Determine the true power and the apparent power
3 A motor takes a current of 10 A when supplied from a 250V ac supply Assuming a power factor of 075 lagging find the power consumed Find also the cost of running the motor for 1 week continuously if 1kWh of electricity costs Php1220
4 A motor takes a current of 12 A when supplied from a 240V ac supply Assuming a power factor of 070 lagging find the power consumed
5 A substation is supplying 200kVA and 150kvar Calculate the corresponding power and power factor
Seatwork1 A voltage v = 200 sin ωt volts is applied across a pure resistance of
15k1113193 Find the power dissipated in the resistor [1333 W]
2 A 50 μF capacitor is connected to a 100 V 200 Hz supply Determine the true power and the apparent power [0 6283 VA]
3 A motor takes a current of 10 A when supplied from a 250V ac supply Assuming a power factor of 075 lagging find the power consumed Find also the cost of running the motor for 1 week continuously if 1kWh of electricity costs Php1220 [1875 W Php3843]
4 A motor takes a current of 12 A when sup- plied from a 240V ac supply Assuming a power factor of 070 lagging find the power consumed [2016 kW]
5 A substation is supplying 200kVA and 150kvar Calculate the corresponding power and power factor
[132 kW 066]
Power in AC CircuitsAt resonance if R is small compared with XL and XC it is possible for VL and VC to have voltages many times greater than the supply voltage (see Figure 1512(d))
Power in AC Circuits
Power in AC Circuits
Power in AC Circuits
Power Triangle and Power Factor
Power Triangle and Power Factor
Power Triangle and Power Factor
Power Triangle and Power Factor
Power Triangle and Power Factor
Seatwork1 A voltage v = 200 sin ωt volts is applied across a pure resistance of
15k1113193 Find the power dissipated in the resistor
2 A 50 μF capacitor is connected to a 100 V 200 Hz supply Determine the true power and the apparent power
3 A motor takes a current of 10 A when supplied from a 250V ac supply Assuming a power factor of 075 lagging find the power consumed Find also the cost of running the motor for 1 week continuously if 1kWh of electricity costs Php1220
4 A motor takes a current of 12 A when supplied from a 240V ac supply Assuming a power factor of 070 lagging find the power consumed
5 A substation is supplying 200kVA and 150kvar Calculate the corresponding power and power factor
Seatwork1 A voltage v = 200 sin ωt volts is applied across a pure resistance of
15k1113193 Find the power dissipated in the resistor [1333 W]
2 A 50 μF capacitor is connected to a 100 V 200 Hz supply Determine the true power and the apparent power [0 6283 VA]
3 A motor takes a current of 10 A when supplied from a 250V ac supply Assuming a power factor of 075 lagging find the power consumed Find also the cost of running the motor for 1 week continuously if 1kWh of electricity costs Php1220 [1875 W Php3843]
4 A motor takes a current of 12 A when sup- plied from a 240V ac supply Assuming a power factor of 070 lagging find the power consumed [2016 kW]
5 A substation is supplying 200kVA and 150kvar Calculate the corresponding power and power factor
[132 kW 066]
Power in AC Circuits
Power in AC Circuits
Power in AC Circuits
Power Triangle and Power Factor
Power Triangle and Power Factor
Power Triangle and Power Factor
Power Triangle and Power Factor
Power Triangle and Power Factor
Seatwork1 A voltage v = 200 sin ωt volts is applied across a pure resistance of
15k1113193 Find the power dissipated in the resistor
2 A 50 μF capacitor is connected to a 100 V 200 Hz supply Determine the true power and the apparent power
3 A motor takes a current of 10 A when supplied from a 250V ac supply Assuming a power factor of 075 lagging find the power consumed Find also the cost of running the motor for 1 week continuously if 1kWh of electricity costs Php1220
4 A motor takes a current of 12 A when supplied from a 240V ac supply Assuming a power factor of 070 lagging find the power consumed
5 A substation is supplying 200kVA and 150kvar Calculate the corresponding power and power factor
Seatwork1 A voltage v = 200 sin ωt volts is applied across a pure resistance of
15k1113193 Find the power dissipated in the resistor [1333 W]
2 A 50 μF capacitor is connected to a 100 V 200 Hz supply Determine the true power and the apparent power [0 6283 VA]
3 A motor takes a current of 10 A when supplied from a 250V ac supply Assuming a power factor of 075 lagging find the power consumed Find also the cost of running the motor for 1 week continuously if 1kWh of electricity costs Php1220 [1875 W Php3843]
4 A motor takes a current of 12 A when sup- plied from a 240V ac supply Assuming a power factor of 070 lagging find the power consumed [2016 kW]
5 A substation is supplying 200kVA and 150kvar Calculate the corresponding power and power factor
[132 kW 066]
Power in AC Circuits
Power in AC Circuits
Power Triangle and Power Factor
Power Triangle and Power Factor
Power Triangle and Power Factor
Power Triangle and Power Factor
Power Triangle and Power Factor
Seatwork1 A voltage v = 200 sin ωt volts is applied across a pure resistance of
15k1113193 Find the power dissipated in the resistor
2 A 50 μF capacitor is connected to a 100 V 200 Hz supply Determine the true power and the apparent power
3 A motor takes a current of 10 A when supplied from a 250V ac supply Assuming a power factor of 075 lagging find the power consumed Find also the cost of running the motor for 1 week continuously if 1kWh of electricity costs Php1220
4 A motor takes a current of 12 A when supplied from a 240V ac supply Assuming a power factor of 070 lagging find the power consumed
5 A substation is supplying 200kVA and 150kvar Calculate the corresponding power and power factor
Seatwork1 A voltage v = 200 sin ωt volts is applied across a pure resistance of
15k1113193 Find the power dissipated in the resistor [1333 W]
2 A 50 μF capacitor is connected to a 100 V 200 Hz supply Determine the true power and the apparent power [0 6283 VA]
3 A motor takes a current of 10 A when supplied from a 250V ac supply Assuming a power factor of 075 lagging find the power consumed Find also the cost of running the motor for 1 week continuously if 1kWh of electricity costs Php1220 [1875 W Php3843]
4 A motor takes a current of 12 A when sup- plied from a 240V ac supply Assuming a power factor of 070 lagging find the power consumed [2016 kW]
5 A substation is supplying 200kVA and 150kvar Calculate the corresponding power and power factor
[132 kW 066]
Power in AC Circuits
Power Triangle and Power Factor
Power Triangle and Power Factor
Power Triangle and Power Factor
Power Triangle and Power Factor
Power Triangle and Power Factor
Seatwork1 A voltage v = 200 sin ωt volts is applied across a pure resistance of
15k1113193 Find the power dissipated in the resistor
2 A 50 μF capacitor is connected to a 100 V 200 Hz supply Determine the true power and the apparent power
3 A motor takes a current of 10 A when supplied from a 250V ac supply Assuming a power factor of 075 lagging find the power consumed Find also the cost of running the motor for 1 week continuously if 1kWh of electricity costs Php1220
4 A motor takes a current of 12 A when supplied from a 240V ac supply Assuming a power factor of 070 lagging find the power consumed
5 A substation is supplying 200kVA and 150kvar Calculate the corresponding power and power factor
Seatwork1 A voltage v = 200 sin ωt volts is applied across a pure resistance of
15k1113193 Find the power dissipated in the resistor [1333 W]
2 A 50 μF capacitor is connected to a 100 V 200 Hz supply Determine the true power and the apparent power [0 6283 VA]
3 A motor takes a current of 10 A when supplied from a 250V ac supply Assuming a power factor of 075 lagging find the power consumed Find also the cost of running the motor for 1 week continuously if 1kWh of electricity costs Php1220 [1875 W Php3843]
4 A motor takes a current of 12 A when sup- plied from a 240V ac supply Assuming a power factor of 070 lagging find the power consumed [2016 kW]
5 A substation is supplying 200kVA and 150kvar Calculate the corresponding power and power factor
[132 kW 066]
Power Triangle and Power Factor
Power Triangle and Power Factor
Power Triangle and Power Factor
Power Triangle and Power Factor
Power Triangle and Power Factor
Seatwork1 A voltage v = 200 sin ωt volts is applied across a pure resistance of
15k1113193 Find the power dissipated in the resistor
2 A 50 μF capacitor is connected to a 100 V 200 Hz supply Determine the true power and the apparent power
3 A motor takes a current of 10 A when supplied from a 250V ac supply Assuming a power factor of 075 lagging find the power consumed Find also the cost of running the motor for 1 week continuously if 1kWh of electricity costs Php1220
4 A motor takes a current of 12 A when supplied from a 240V ac supply Assuming a power factor of 070 lagging find the power consumed
5 A substation is supplying 200kVA and 150kvar Calculate the corresponding power and power factor
Seatwork1 A voltage v = 200 sin ωt volts is applied across a pure resistance of
15k1113193 Find the power dissipated in the resistor [1333 W]
2 A 50 μF capacitor is connected to a 100 V 200 Hz supply Determine the true power and the apparent power [0 6283 VA]
3 A motor takes a current of 10 A when supplied from a 250V ac supply Assuming a power factor of 075 lagging find the power consumed Find also the cost of running the motor for 1 week continuously if 1kWh of electricity costs Php1220 [1875 W Php3843]
4 A motor takes a current of 12 A when sup- plied from a 240V ac supply Assuming a power factor of 070 lagging find the power consumed [2016 kW]
5 A substation is supplying 200kVA and 150kvar Calculate the corresponding power and power factor
[132 kW 066]
Power Triangle and Power Factor
Power Triangle and Power Factor
Power Triangle and Power Factor
Power Triangle and Power Factor
Seatwork1 A voltage v = 200 sin ωt volts is applied across a pure resistance of
15k1113193 Find the power dissipated in the resistor
2 A 50 μF capacitor is connected to a 100 V 200 Hz supply Determine the true power and the apparent power
3 A motor takes a current of 10 A when supplied from a 250V ac supply Assuming a power factor of 075 lagging find the power consumed Find also the cost of running the motor for 1 week continuously if 1kWh of electricity costs Php1220
4 A motor takes a current of 12 A when supplied from a 240V ac supply Assuming a power factor of 070 lagging find the power consumed
5 A substation is supplying 200kVA and 150kvar Calculate the corresponding power and power factor
Seatwork1 A voltage v = 200 sin ωt volts is applied across a pure resistance of
15k1113193 Find the power dissipated in the resistor [1333 W]
2 A 50 μF capacitor is connected to a 100 V 200 Hz supply Determine the true power and the apparent power [0 6283 VA]
3 A motor takes a current of 10 A when supplied from a 250V ac supply Assuming a power factor of 075 lagging find the power consumed Find also the cost of running the motor for 1 week continuously if 1kWh of electricity costs Php1220 [1875 W Php3843]
4 A motor takes a current of 12 A when sup- plied from a 240V ac supply Assuming a power factor of 070 lagging find the power consumed [2016 kW]
5 A substation is supplying 200kVA and 150kvar Calculate the corresponding power and power factor
[132 kW 066]
Power Triangle and Power Factor
Power Triangle and Power Factor
Power Triangle and Power Factor
Seatwork1 A voltage v = 200 sin ωt volts is applied across a pure resistance of
15k1113193 Find the power dissipated in the resistor
2 A 50 μF capacitor is connected to a 100 V 200 Hz supply Determine the true power and the apparent power
3 A motor takes a current of 10 A when supplied from a 250V ac supply Assuming a power factor of 075 lagging find the power consumed Find also the cost of running the motor for 1 week continuously if 1kWh of electricity costs Php1220
4 A motor takes a current of 12 A when supplied from a 240V ac supply Assuming a power factor of 070 lagging find the power consumed
5 A substation is supplying 200kVA and 150kvar Calculate the corresponding power and power factor
Seatwork1 A voltage v = 200 sin ωt volts is applied across a pure resistance of
15k1113193 Find the power dissipated in the resistor [1333 W]
2 A 50 μF capacitor is connected to a 100 V 200 Hz supply Determine the true power and the apparent power [0 6283 VA]
3 A motor takes a current of 10 A when supplied from a 250V ac supply Assuming a power factor of 075 lagging find the power consumed Find also the cost of running the motor for 1 week continuously if 1kWh of electricity costs Php1220 [1875 W Php3843]
4 A motor takes a current of 12 A when sup- plied from a 240V ac supply Assuming a power factor of 070 lagging find the power consumed [2016 kW]
5 A substation is supplying 200kVA and 150kvar Calculate the corresponding power and power factor
[132 kW 066]
Power Triangle and Power Factor
Power Triangle and Power Factor
Seatwork1 A voltage v = 200 sin ωt volts is applied across a pure resistance of
15k1113193 Find the power dissipated in the resistor
2 A 50 μF capacitor is connected to a 100 V 200 Hz supply Determine the true power and the apparent power
3 A motor takes a current of 10 A when supplied from a 250V ac supply Assuming a power factor of 075 lagging find the power consumed Find also the cost of running the motor for 1 week continuously if 1kWh of electricity costs Php1220
4 A motor takes a current of 12 A when supplied from a 240V ac supply Assuming a power factor of 070 lagging find the power consumed
5 A substation is supplying 200kVA and 150kvar Calculate the corresponding power and power factor
Seatwork1 A voltage v = 200 sin ωt volts is applied across a pure resistance of
15k1113193 Find the power dissipated in the resistor [1333 W]
2 A 50 μF capacitor is connected to a 100 V 200 Hz supply Determine the true power and the apparent power [0 6283 VA]
3 A motor takes a current of 10 A when supplied from a 250V ac supply Assuming a power factor of 075 lagging find the power consumed Find also the cost of running the motor for 1 week continuously if 1kWh of electricity costs Php1220 [1875 W Php3843]
4 A motor takes a current of 12 A when sup- plied from a 240V ac supply Assuming a power factor of 070 lagging find the power consumed [2016 kW]
5 A substation is supplying 200kVA and 150kvar Calculate the corresponding power and power factor
[132 kW 066]
Power Triangle and Power Factor
Seatwork1 A voltage v = 200 sin ωt volts is applied across a pure resistance of
15k1113193 Find the power dissipated in the resistor
2 A 50 μF capacitor is connected to a 100 V 200 Hz supply Determine the true power and the apparent power
3 A motor takes a current of 10 A when supplied from a 250V ac supply Assuming a power factor of 075 lagging find the power consumed Find also the cost of running the motor for 1 week continuously if 1kWh of electricity costs Php1220
4 A motor takes a current of 12 A when supplied from a 240V ac supply Assuming a power factor of 070 lagging find the power consumed
5 A substation is supplying 200kVA and 150kvar Calculate the corresponding power and power factor
Seatwork1 A voltage v = 200 sin ωt volts is applied across a pure resistance of
15k1113193 Find the power dissipated in the resistor [1333 W]
2 A 50 μF capacitor is connected to a 100 V 200 Hz supply Determine the true power and the apparent power [0 6283 VA]
3 A motor takes a current of 10 A when supplied from a 250V ac supply Assuming a power factor of 075 lagging find the power consumed Find also the cost of running the motor for 1 week continuously if 1kWh of electricity costs Php1220 [1875 W Php3843]
4 A motor takes a current of 12 A when sup- plied from a 240V ac supply Assuming a power factor of 070 lagging find the power consumed [2016 kW]
5 A substation is supplying 200kVA and 150kvar Calculate the corresponding power and power factor
[132 kW 066]
Seatwork1 A voltage v = 200 sin ωt volts is applied across a pure resistance of
15k1113193 Find the power dissipated in the resistor
2 A 50 μF capacitor is connected to a 100 V 200 Hz supply Determine the true power and the apparent power
3 A motor takes a current of 10 A when supplied from a 250V ac supply Assuming a power factor of 075 lagging find the power consumed Find also the cost of running the motor for 1 week continuously if 1kWh of electricity costs Php1220
4 A motor takes a current of 12 A when supplied from a 240V ac supply Assuming a power factor of 070 lagging find the power consumed
5 A substation is supplying 200kVA and 150kvar Calculate the corresponding power and power factor
Seatwork1 A voltage v = 200 sin ωt volts is applied across a pure resistance of
15k1113193 Find the power dissipated in the resistor [1333 W]
2 A 50 μF capacitor is connected to a 100 V 200 Hz supply Determine the true power and the apparent power [0 6283 VA]
3 A motor takes a current of 10 A when supplied from a 250V ac supply Assuming a power factor of 075 lagging find the power consumed Find also the cost of running the motor for 1 week continuously if 1kWh of electricity costs Php1220 [1875 W Php3843]
4 A motor takes a current of 12 A when sup- plied from a 240V ac supply Assuming a power factor of 070 lagging find the power consumed [2016 kW]
5 A substation is supplying 200kVA and 150kvar Calculate the corresponding power and power factor
[132 kW 066]
Seatwork1 A voltage v = 200 sin ωt volts is applied across a pure resistance of
15k1113193 Find the power dissipated in the resistor [1333 W]
2 A 50 μF capacitor is connected to a 100 V 200 Hz supply Determine the true power and the apparent power [0 6283 VA]
3 A motor takes a current of 10 A when supplied from a 250V ac supply Assuming a power factor of 075 lagging find the power consumed Find also the cost of running the motor for 1 week continuously if 1kWh of electricity costs Php1220 [1875 W Php3843]
4 A motor takes a current of 12 A when sup- plied from a 240V ac supply Assuming a power factor of 070 lagging find the power consumed [2016 kW]
5 A substation is supplying 200kVA and 150kvar Calculate the corresponding power and power factor
[132 kW 066]
