A carbon heater element has fixed resistance of 28 Ohms. It is connected to an A/C source with Peak Voltage value of 133 Volts.
What is the Average Power consumed by the element, in Watts?
A carbon heater element has fixed resistance of 28 Ohms. It is connected to an A/C...
A typical electric water heater has a heating element rated at 4500 Watts and is connected across a 240 Volt power source. When operated normally, find the resistance of the heating element, the current drawn by the heating element, and the cost of heating water for 45.0 minutes. Assume electricity costs $.10/kw * hr
A battery of internal resistance 0.5 ohms is connected to a load of resistance 4 ohms. If the battery has an EMF of 6.0 volts, what is the terminal voltage when it is under load?
5. An electric heater has a Nichrome heating element with a resistance of 9 Ω at 20°C. When l 16 V are applied, the electric current heats the Nichrome wire to 1060 C What is the operating wattage of this heater? The temperature coefficient of resistivity of Nichrome is α-0.0004 C Watts
At its highest temperature, a space heater has a resistance of 21.5 Ω when it is plugged into a wall outlet that supplies a peak voltage of 169.7 V sinusoidally at 60 Hz . What is the average power output ?⎯⎯⎯⎯ of the space heater?
At its highest temperature, a space heater has a resistance of 23.5 Ω when it is plugged into a wall outlet that supplies a peak voltage of 162.6 V sinusoidally at 60 Hz . What is the average power output ?⎯⎯⎯⎯ of the space heater?
1. A lamp (R = 147 ohms), an electric heater (R = 24 ohms), and a fan (R = 49 ohms) are connected in parallel to an extension cord plugged into a 117 V outlet. (a) What total current is supplied to the circuit? (b) What is the voltage across the fan? (c) What is the current in the lamp? (d) What power is expended in the heater?
In an L-R-C series circuit, the resistance is 380 ohms, the inductance is 0.360 henrys, and the capacitance is 1.40×10−2 microfarads. 1)What is the resonance angular frequency ω0 of the circuit? 2)The capacitor can withstand a peak voltage of 580 volts. If the voltage source operates at the resonance frequency, what maximum voltage amplitude Vmax can the source have if the maximum capacitor voltage is not exceeded?
In an L-R-C series circuit, the resistance is 340 ohms, the inductance is 0.340 henrys, and the capacitance is 1.40×10−2 microfarads. A) what is the resonance angular frequency ω0 of the circuit? Express your answer in radians per second to three significant figures. B) The capacitor can withstand a peak voltage of 600 volts. If the voltage source operates at the resonance frequency, what maximum voltage amplitude Vmax can the source have if the maximum capacitor voltage is not exceeded?...
In an L-R-C series circuit, the resistance is 360 ohms, the inductance is 0.380 henrys, and the capacitance is 2.00×10−2 microfarads. What is the resonance angular frequency ω0 of the circuit? Express your answer in radians per second to three significant figures. The capacitor can withstand a peak voltage of 550 volts. If the voltage source operates at the resonance frequency, what maximum voltage amplitude Vmax can the source have if the maximum capacitor voltage is not exceeded? Express your...
What is the equivalent resistance in a circuit if the following resistors are connected in parallel. If a voltage source of 5 volts is connected into the circuit, what is the net current coming out of the voltage source. Resistor 1 = 15 ohms, Resistor 2 = 23 ohms, Resistor 3 = 40 ohms