A blender operates at 120VRMS and 60Hz. The motor is modeled as a resistance in series...
A blender operates at 120VRMS and 60Hz. The motor is modeled as a resistance in series with the reactance. If the resistance of the motor is 2Ω, and the reactance of the motor is 19.9Ω. What is the magnitude of the operating current, and its phase angle?
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A blender operates at 120VRMS and 60Hz. The motor is
modeled as a resistance in series...
The motor inside a blender can be modeled as a resistance in series with on Inductance,...
The motor inside a blender can be modeled as a resistance in series with on Inductance, as shown in the given figure. The wall socket source is modeled as an ideal 120 Vrms voltage source in series with a 2-ohm output resistance. Assume the source frequency is w = 377 rad/s. Glven: R-10.5 ohm 202 w A w 120 V 20 mH Wall socket Blender motor References eBook & Resources Section Break Problem 07.021 7. Required information volue 5.00 points...
The motor inside a blender can be modeled as a resistance in series with an inductance,...
The motor inside a blender can be modeled as a resistance in series with an inductance, as shown in the given figure. The wall socket source is modeled as an ideal 120 Vrms voltage source in series with a 2-ohm output resistance. Assume the source frequency is w = 377 rad/s. Given: R = 10.5 ohm 202 w w 120 V 20 m Wall socket Blender motor References eBook & Resources Section Break Problem 07021 10. Required information value 5.00...
Blender Impedance A blender that is actively blending is modelled as a resistor in series with...
Blender Impedance A blender that is actively blending is modelled as a resistor in series with an inductor. Its motor windings and electromechanical parts combined form an inductor of 35 millihenries and the a resistance of 7.2 ohms. It is connected to a standard United Kingdom household socket, with voltage 240V RMS and frequency 50Hz. a) What is the device's impedance (at 50Hz)? b) What is the RMS phasor current draw (in polar form, angle in degrees)
A three phase 10-pole synchronous motor has per phase synchronous resistance of 4.3 ohm. It is...
A three phase 10-pole synchronous motor has per phase synchronous resistance of 4.3 ohm. It is connected to a 4160V (line to line) 60Hz line and generates an excitation voltage Eo of 1790V (line to neutral) when the dc exciting current is 30A. The Torque angle between E and Eo is 30 degrees. Calculate a) The mechanical angle between the center of rotor and stator poles b) The voltage across the synchronous reactance c) The power delivered to the motor...
Problem Solving: 1. A 220V, 4-pole, 60Hz, 1-phase induction motor has an effective rotor resistance and...
Problem Solving: 1. A 220V, 4-pole, 60Hz, 1-phase induction motor has an effective rotor resistance and leakage reactance of 0.5 Ohms and 5 ohms respectively. It is running at a speed of 1,800 rpm. Determine: a. Frequencies of forward and backward rotor current components b. Relative magnitudes of forward and backward fluxes. Neglect magnetizing current and stator impedance. A 220-W, 2-pole, 115-V, 60-Hz single-phase induction motor delivers rated output at a slip 10%. The total copper loss at full load...
a series RLC circuit has a resistance 2.50*10^2ohms, L=0.6H, capacitance=3.50*10^-6F, f=60Hz and maximum voltage=1.50*10^2V . find...
a series RLC circuit has a resistance 2.50*10^2ohms, L=0.6H, capacitance=3.50*10^-6F, f=60Hz and maximum voltage=1.50*10^2V . find the: (i) impedance (ii)maximum current in the circuit (iii)phase angle and its interpretation (iv) maximum voltage across each element
5. A motor has coils with a resistance of 30.0 and operates from a voltage of...
5. A motor has coils with a resistance of 30.0 and operates from a voltage of 240 V. When the motor is operating at its maximum speed, the back emf is 145 V. Find the current in the coils (a) when the motor is first turned on and (b) when the motor has reached maximum speed. (c) If the current in the motor is 6.0 A at some instant, what is the back emf at that time?
A motor has calls with a resistance of 25 ohm and operates from a voltage of...
A motor has calls with a resistance of 25 ohm and operates from a voltage of 238 V. When the motor is operating at its maximum speed, the back emf is 149 V. Find the current in the calls when the motor is first turned on. A Find the current in the calls when the motor has reached maximum speed. A If the current in the motor were 7.0 A at some instant, what the back emf at that time?...
Be detailed please A three-phase y-connected 2300 V, 60 Hz round-rotor synchronous motor has a synchronous...
Be detailed please
A three-phase y-connected 2300 V, 60 Hz round-rotor synchronous motor has a synchronous reactance of 2 ohms/ phase and negligible armature resistance. 2. If the motor takes a line current of 350 A operating at a leading pf of 0.8. calculate the armature voltage and the power angle. If the motor is operating on load with a load angle of-20%, and the excitation is adjusted so that the armature voltage is equal in magnitude to the terminal...
A three-phase synchronous motor has a synchronous reactance of 7 ohm/phase. And the armature resistance is...
A three-phase synchronous motor has a synchronous reactance of 7 ohm/phase. And the armature resistance is negligible. The input power is 1000 kW, and the excitation voltage is 4500 volts rms. If the terminal voltage of the motor is 4060 volts rms. Then find: a) the power angle ; b) the armature current ; c) the power factor
The motor inside a blender can be modeled as a resistance in series with on Inductance, as shown in the given figure. The wall socket source is modeled as an ideal 120 Vrms voltage source in series with a 2-ohm output resistance. Assume the source frequency is w = 377 rad/s. Glven: R-10.5 ohm 202 w A w 120 V 20 mH Wall socket Blender motor References eBook & Resources Section Break Problem 07.021 7. Required information volue 5.00 points...
The motor inside a blender can be modeled as a resistance in series with an inductance, as shown in the given figure. The wall socket source is modeled as an ideal 120 Vrms voltage source in series with a 2-ohm output resistance. Assume the source frequency is w = 377 rad/s. Given: R = 10.5 ohm 202 w w 120 V 20 m Wall socket Blender motor References eBook & Resources Section Break Problem 07021 10. Required information value 5.00...
Blender Impedance A blender that is actively blending is modelled as a resistor in series with an inductor. Its motor windings and electromechanical parts combined form an inductor of 35 millihenries and the a resistance of 7.2 ohms. It is connected to a standard United Kingdom household socket, with voltage 240V RMS and frequency 50Hz. a) What is the device's impedance (at 50Hz)? b) What is the RMS phasor current draw (in polar form, angle in degrees)
Problem Solving: 1. A 220V, 4-pole, 60Hz, 1-phase induction motor has an effective rotor resistance and leakage reactance of 0.5 Ohms and 5 ohms respectively. It is running at a speed of 1,800 rpm. Determine: a. Frequencies of forward and backward rotor current components b. Relative magnitudes of forward and backward fluxes. Neglect magnetizing current and stator impedance. A 220-W, 2-pole, 115-V, 60-Hz single-phase induction motor delivers rated output at a slip 10%. The total copper loss at full load...
5. A motor has coils with a resistance of 30.0 and operates from a voltage of 240 V. When the motor is operating at its maximum speed, the back emf is 145 V. Find the current in the coils (a) when the motor is first turned on and (b) when the motor has reached maximum speed. (c) If the current in the motor is 6.0 A at some instant, what is the back emf at that time?
A motor has calls with a resistance of 25 ohm and operates from a voltage of 238 V. When the motor is operating at its maximum speed, the back emf is 149 V. Find the current in the calls when the motor is first turned on. A Find the current in the calls when the motor has reached maximum speed. A If the current in the motor were 7.0 A at some instant, what the back emf at that time?...
Be detailed please
A three-phase y-connected 2300 V, 60 Hz round-rotor synchronous motor has a synchronous reactance of 2 ohms/ phase and negligible armature resistance. 2. If the motor takes a line current of 350 A operating at a leading pf of 0.8. calculate the armature voltage and the power angle. If the motor is operating on load with a load angle of-20%, and the excitation is adjusted so that the armature voltage is equal in magnitude to the terminal...
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