A step-down transformer converts 120 V to 5 V in a phone charger. If the primary coil has 600 turns,
Q: A transformer has 240 windings in its primary coil and 50 in its secondary coil. If the secondary…
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Q: 5. A transformer has 150 coils in its primary coil which is connected to 50 V of AC supply. If its…
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Q: A book light has a 1.4 W, 4.8 V bulb that is powered by a transformer connected to a 120 V electric…
A: The condition for AC transformer is, IsIp=VpVs=NpNs The number of turns of secondary coil is…
Q: A step up transformer on a 119.7 volt line has 40 loops on the primary and 178 loops on the…
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Q: A transformer has 320,000 turns on it's primary coil and 400 turns on its secondary coil. If 110V…
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Q: The primary coil of a transformer with 954 turns carries an EMF of 2.2. If the secondary coil has…
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Q: A transformer is designed to step down the 220 V. line voltage to 31 V. If there are 1115 turns on…
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Q: Calculate the peak voltage of a generator
A: Given: Number of turns N=200 turn Diameter of coil is D=0.101m Angular velocity of the coil is…
Q: An electric heater plugs into a 120 V outlet and uses 1500 W of power. How much current does the…
A: Given: Voltage, V=120 V Power, P=1500 W To find: Current drawn by heater
Q: A transformer with 1820 turns in its primary coil has to decrease the voltage from 5720 V to 220 V…
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Q: The primary of a step-down transformer connected to a 240 V source has 1500 turns. The secondary…
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Q: A transformer has 25 turns in the primary coil and 200 turns in the secondary coil. If 24 V is…
A: Given Data The number of turns in primary coil is:Np=25 The number of turns in secondary coil…
Q: a transformer has 20 turns in its primary could and 500 turns in its secondary coil. if the primary…
A: calculation
Q: A transformer with 1140 turns in its primary coil has to decrease the voltage from 4180 V to 220 V…
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Q: The transformer on a model train set steps down the voltage from 120 Volts to 9.0 Volts. If the…
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Q: If there are 7 times as many turns in the secondary coil of a transformer than in the primary coil,…
A: Write the given values with the suitable variables. Ns=7NpIp=4.7 A Here, Ns, Np, and Ip are the…
Q: A transformer is designed for use in a model train. The input voltage is 120 V and the output needs…
A: Given: The input voltage is 120 V. The output voltage is 9.0 V. The output current is 2.50 A.…
Q: A model electric train requires 10 volts to operate. When it is connected to a 111 volt circuit, a…
A: Given data: The secondary voltage (V2) = 10 V The preliminary voltage (V1) = 111 V The number of…
Q: A transformer is designed to increase the voltage from 150 V (input) to 600 V (output). If the…
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Q: A transformer is designed to step down the 220 V. line voltage to 8 V. If there are 1.753 turns on…
A: Primary Voltage, Vp=220 V Secondary Voltage, Vs=8 V Input coil turns, Np=1.753 Let Ns be the no of…
Q: In the figure, a 140-turn coil of radius 0.019 m and resistance 6.5 2 is coaxial with a solenoid of…
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Q: 60.0 W of power is applied to the primary coil of a transformer. What is the current induced in the…
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Q: A 63 kVA transformer supplies a current of 50 A at a voltage of?
A: Formula of Power is given by , P = VI Rearranging for V (voltage) V…
Q: A transformer is designed to change 120Volt into 14000 volt and there are 300 turns in the primary…
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Q: A transformer is used to lower the supply voltage from 240V to 3V lamp. If the number of turns on…
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Q: A transformer with 720 turns in its primary coil has to decrease the voltage from 5280 V to 220 V…
A: Given, The primary coil has 720 turns Voltage decrease from 5280 V to 220 V
Q: A arc welding transformer provides an output voltage of 10,030 V at 53.0 mA with an input voltage of…
A: In a transformer, input power is equal to output power. P1 =P2.
Q: A series DC motor has a resistance of 7 Q between its terminals. The motor runs at 1,259 rpm at 230…
A: Case :1 DC motor initial resistance, r=7 ohm Voltage supplied, V=230 Volts Current supplied, I=12 A…
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: A plug-in transformer, like that in the fIgure below, supplies 6.00 V to a video game system. How…
A: Given Voltage supplied by the transformer that is the output voltage is Vo=6.00 V Input voltage is…
Q: Question 1: A step-up transformer has 2 turns in primary coil and 10 turns in the secondary coil. A…
A: Consider the transformer equation, VPVS=NPNS (I)…
Q: You have a transformer with 709 coils in the primary and an input voltage of 140 V. If you want an…
A: Given: The number of turns in the primary winding is 709. The input voltage is 140 V. The output…
Q: What is the current flowing in the coil when the applied voltage in a motor resistance of 3.4Ω is…
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Q: A step-down transformer, with 75 turns in the primary coil, is connected to a 120-V line.…
A: Using the relation, NsNp=VsVp
Q: transformer has an input
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Q: What is the transformation ratio of a transformer having 40 turns on the secondary winding and 680…
A: Given data: Number of turns on secondary winding (Ns) = 40 Number of turns on primary winding (Np)…
Q: Consider the RLC series circuit with a peak voltage of 40 V, f = 60 Hz, R = 10 Q, L = 1.2 mH, C =…
A: Given data: A RLC series circuit L = 1.2 mH = 1.2×10-3 H C = 300 μF = 300×10-6 F Required: The…
Q: A step up transformer on a 110.4 volt line has 54 loops on the primary and 121 loops on the…
A: This problem can be solved using the transformer equation.
Q: A step up transformer on a 113 volt line has 46 loops on the primary and 137 loops on the secondary,…
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Q: A step-up transformer has a voltage input of 200 V and 600 turns in the primary. If the voltage…
A: Express the relation between number of turns and input voltage in a transformer. VpVs=NpNs Here,…
Q: A step up transformer on a 114.8 volt line has 59 loops on the primary and 162 loops on the…
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how many turns are in the secondary coil?
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