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Q: A transformer with a 120 V input voltage has 2000 turns of wire on the input coil and 197 turns of…
A: The expression for the output voltage is,
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A: Given: The current is 121 A. The power is 27500 W.
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A: calculation
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A: Resistance, R = 20 Ω (three in parallel) Voltage, V = 10 V Current, I = ?
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A: given that voltage = 120 volt resistance = 25 ohms according to ohms law V= IR
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A: Given data: Current (I) = 0.04 A Voltage (V) = 194 V Required: Power (P)
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Q: What is the Voltage needed to have 10 amps of current pass through a 4 ohm resistor?
A: Required : Voltage required.
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A: Voltage of primary coil , Vp = 120 V Voltage of secondary coil , Vs = 9 V Number of turns on…
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Q: An electric generator produces 200 kW of power and delivers the electricity at 6,500-V. How much…
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Q: what will be the voltage in the secondary winding of a transformer if the turns ratio is 4:8 and the…
A: Np : Ns = 4 : 8 Vp = 20 V Vs = ?
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A: Given : Current (I) = 0.41 A Resistance (R) = 16 Ω
Q: A transformer has 25 turns in the primary coil and 200 turns in the secondary coil. If 24 V is…
A: Given : Np = 25 Ns = 200 Vp = 24 V R = 20-Ω
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A: Given data: Number of primary windings, Np=510 Number of secondary windings, Ns=5825 Input voltage,…
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A: According to ohm law V = I*R Here V= Voltage(volt) I= Current(Ampere) R=Resistance(ohm)
Q: A transformer is designed to step down the 220 V. Line voltage to 39 If there are 1,976 turns on the…
A: A transformer is an electrical device which transform or convert one voltage level to another. It…
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Q: What resistance would produce a current of 200 amperes with a potential difference of 2,000 volts
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Q: A transformer has a voltage input of 120 V and an output of 1500 V. If the primary coil has 200…
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Q: A transformer has 130,000 turns in its primary coil and is connected to an ac power supply of 48.0V.…
A: Vp = 48 VNp = 130,000Ns = 4000Rs = 150 Ωtransformation ratio:VpVs = NpNs = IsIp
Q: How many milliamperes of current flow through a circuit with a 40 V source and 6.8 kΩ of resistance?
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A: Answer C) 75W solution We know that The power dissipated in the circuit is P= I2R Here I…
Q: What is the current in a circuit with a 120 V voltage supply and 500 Ohms of resistance ?
A: According to ohm's law Current in circuit, I = V/R I = 120/500 I = 0.24 A
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Q: What is the resistance of a bulb if the current in it is 1.25 A when a 4 V voltage supply is…
A: It is given that, I=1.25 AV=4 V The resistance in bulb, using ohm's law is, V=IRR=VI=41.25=3.2 Ω
Q: A transformer has a primary coil with 6000 windings and a secondary coil with 120,000 windings. If…
A: Given value--- Number of turns in primary coil = 6000. Number of turns in secondary coil = 12000 .…
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Q: An electric clothes dryer is rated at 3,400 W. How much energy does it use in 30 min?
A: power of electric cloth dryer (P) = 3400 W time (t) = 30 min
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A: Write the expression for Ohm’s law. Here, V represents the voltage and R represents the resistance.
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A: Given, Current=I= 0.46 A Resistance=R= 27 Ω We need to find voltage(V)
Q: What is the output voltage of a transformer that has 2,365 turns in the primary coil and 4,081 turns…
A: Given No of turns on primary coil Np=2365 turns No of turns in secondary Ns=4081 turns Primary…
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A: the relation between the voltages and numbr of turns in a transformer is
Q: A light bulb is plugged into a 120-Volt outlet and has a 0.6 A current in it. What is the power…
A: Potential of the outlet = 120 volts Current (I) = 0.6 A
Q: A transformer is designed to step down the 220 V. line voltage to 17 V. If there are 1,551 turns on…
A: Given: The input voltage is Vi = 220 V. Voltage in the output coil is Vo = 17 V. The number of turns…
Q: A transformer is designed to step down the 220 V. line voltage to 16 V. If there are 1,067 turns on…
A:
A transformer with 915 primary windings and 7,780 secondary windings has an input voltage of 155 AC.
what is the output voltage?
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- A transformer has a primary with 4000 windings and a secondary coil with 78,000 windings. If the input voltage is 100 volts (AC) what is the output voltage?A transformer has a primary coil with 6000 windings and a secondary coil with 120,000 windings. If the input voltage is 130 volts (AC) what is the output voltage?The primary coil of a transformer with 954 turns carries an EMF of 2.2. If the secondary coil has 7847 turns, what is its EMF?
- The primary coil of a transformer has 130 turns. The secondary coil has 520 turns. If the secondary voltage is 120 v, what is the primary voltage?A transformer is designed to step down the 220 V. line voltage to 47 V. If there are 1,711 tums on the input coil, how many turns should there be on the output ?A transformer is designed to step down the 220 V. line voltage to 47 V. If there are 1,183 turns on the input coil how many turns should there be on the output coil
- A transformer is designed to step down the 220 V. Line voltage to 39 If there are 1,976 turns on the input coil, how many turns should there be on the output coll ?A transformer has a primary voltage of 12,470 volts and a secondary voltage of,400 volts. If the secondary current is 22.6 amperes, what is the primary current (disregard excitation current)?A step-down transformer has an input voltage of 250 V and 500 windings in the primary coil. If the output voltage is 100 V, how many coils are in the secondary?
- A transformer with a 120 V input voltage has 2000 turns of wire on the input coil and 197 turns of wire on the output coil. What is the output voltage?A transformer is designed to take an input voltage of 120V AC and output it to 9 V AC. If there are 400 turns in the input coil, how many turns are in the output coil?What is the primary voltage of a transformer if the ratio is 20:1 and the secondary voltage is 240 V?