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An ac generator is to be constructed from 120 wire loops (radius 15 cm). It will...
The armature of a simple ac generator has 20 circular loops of wire, each with a...
The armature of a simple ac generator has 20 circular loops of wire, each with a radius of 10 cm. It is rotated with a frequency of 60 Hz in a uniform magnetic field of 650 mT a)What is the maximum emf induced in the loops? b)How often is this value attained? c)If the time period in part B were cut in half, what would be the new maximum emf value?
The coil in an AC generator consists of 6 turns of wire, each of area A=...
The coil in an AC generator consists of 6 turns of wire, each of area A= 0.0800 m², and the total resistance of the wire is 10.0 V. The coil rotates in a 0.400-T magnetic field at a constant frequency of 50.0 Hz. Find the maximum induced emf in the coil. What is the maximum induced current in the coil when the output terminals are connected to a low- resistance conductor?
2. An AC generator has 80 rectangular loops on its armature. Each loop is 11 cm...
2. An AC generator has 80 rectangular loops on its armature. Each loop is 11 cm long and 7 cm wide. The armature rotates at 1100 rpm about an axis parallel to the long side. If the loop rotates in a uniform magnetic field of 0.9 T, which is perpendicular to the axis of rotation, what will be the maximum output voltage of this generator? ____________ Volts
A capacitor is connected across an ac generator whose frequency is 860 Hz and whose peak...
A capacitor is connected across an ac generator whose frequency is 860 Hz and whose peak output voltage is 120 V. The rms current in the circuit is 2.5 A. (a) What is the capacitance of the capacitor? (b) What is the magnitude of the maximum charge on one plate of the capacitor? Note: The ac current and voltage are rms values and power is an average value unless indicated otherwise.
The output voltage of an AC generator is given by ?v = (120 V) sin (50...
The output voltage of an AC generator is given by ?v = (120 V) sin (50 ?t). The generator is connected across a 25.0-? resistor. (a) By inspection, what is the maximum voltage? V (b) By inspection, what is the frequency? Hz (c) Find the rms voltage across the resistor. V (d) Find the rms current in the resistor. A (e) Find the maximum current in the resistor. A (f) Find the power delivered to the resistor. W (g) Find...
2. A generator consists of 75 square loops of Copper wire from a single strand 30...
2. A generator consists of 75 square loops of Copper wire from a single strand 30 meters in length. The diameter of the wire is 1 millimeter. A) What is the area of each loop of the wire? B) What is the resistance of the wire? C) If the wire is spun in a uniform 0.125T magnetic field that varies between parallel and perpendicular to the plane of the loops find an expression for the EMF generated if the angular...
& sin(ot) A circuit is constructed with an AC generator, a resistor, capacitor and inductor as...
& sin(ot) A circuit is constructed with an AC generator, a resistor, capacitor and inductor as shown. The generator voltage varies in time as ε = Va - Vb = Emsinwt, where Em = 24 V and w = 182 radians/second. At this frequency, the circuit is in resonance with the maximum value of the current Imax = 0.95 A. The capacitance C = 110uF. The values for the resistance R and the inductance Lare unknown. + dy 1) What...
1) The armature of an ac generator is a rectangular coil 2.00 cm by 6.00 cm...
1) The armature of an ac generator is a rectangular coil 2.00 cm by 6.00 cm with 80 turns. It is immersed in a uniform magnetic field of magnitude 0.250 T. If the amplitude of the emf in the coil is 22.0 V, at what angular speed is the armature rotating? _______rad/s 2) The magnetic field between the poles of an electromagnet is 3.30 T. A coil of wire is placed in this region so that the field is parallel...
An AC generator with armature loop area of 0.1 m2 and 20 turns, rotates the armature...
An AC generator with armature loop area of 0.1 m2 and 20 turns, rotates the armature at 60 Hz within a static magnetic field with magnetic flux density of 0.2 T. A) Using V_emf^m=NAωB_0 sinωt, include below the appropriate numeric expression for V_emf^m as a function of time including units. (Hint: The peak emf voltage should be between 140 and 160 V.) B) Using MATLAB, plot the V_emf^m expression derived for part (a.) for time t ranging from 0 to...
Chapter 23, Problem 07 A capacitor is connected across an ac generator whose frequency is 1000...
Chapter 23, Problem 07 A capacitor is connected across an ac generator whose frequency is 1000 Hz and whose peak output voltage is 160 V. The rms current in the circuit is 3.2 A. (a) What is the capacitance of the capacitor? (b) What is the magnitude of the maximum charge on one plate of the capacitor? Note: The ac current and voltage are rms values and power is an average value unless indicated otherwise. + 99 V sin 20...
The coil in an AC generator consists of 6 turns of wire, each of area A= 0.0800 m², and the total resistance of the wire is 10.0 V. The coil rotates in a 0.400-T magnetic field at a constant frequency of 50.0 Hz. Find the maximum induced emf in the coil. What is the maximum induced current in the coil when the output terminals are connected to a low- resistance conductor?
& sin(ot) A circuit is constructed with an AC generator, a resistor, capacitor and inductor as shown. The generator voltage varies in time as ε = Va - Vb = Emsinwt, where Em = 24 V and w = 182 radians/second. At this frequency, the circuit is in resonance with the maximum value of the current Imax = 0.95 A. The capacitance C = 110uF. The values for the resistance R and the inductance Lare unknown. + dy 1) What...
Chapter 23, Problem 07 A capacitor is connected across an ac generator whose frequency is 1000 Hz and whose peak output voltage is 160 V. The rms current in the circuit is 3.2 A. (a) What is the capacitance of the capacitor? (b) What is the magnitude of the maximum charge on one plate of the capacitor? Note: The ac current and voltage are rms values and power is an average value unless indicated otherwise. + 99 V sin 20...
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