How many turns does the secondary coil of a step-down transformer have to have, in order to reduce the AC voltage from 120V to 12 V, if the primary coil has 200 turns? If the doorbell you are using with this transformer uses 2 watts of power, how much rms current will you be drawing from the line when you use the doorbell

Q: The primary winding of an ideal transformer is wound with 550 turns and is connected to a 220V rms…

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Q: Military aircraft use 400-Hz AC power, because it is possible to design lighter-weight equipment at…

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Q: The ratio of the number of turns in the primary to the number of turns in the secondary of a…

A: The primary winding and the secondary winding are the two windings found in transformers. The coil…

Q: When a 3.0-μF capacitor is connected to a generator whose rms output is 25 V, the current in the…

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Q: The primary coil of a transformer has N₁ = 380 turns, and the secondary coil has N₂ = 2 040 turns.…

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Q: A person is working near the secondary of a transformer, as shown in the figure below. The primary…

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Q: A transformer has 8,092 turns on the primary coil and 213 turns on the secondary coil. The RMS…

A: Number of turns on primary coil, Np = 8092 Number of turns on secondary coil, Ns=213 RMS voltage on…

Q: The primary winding of an ideal transformer is wound with 550 turns and is connected to a 220V rms…

A: A) Calculate the ratio of the number of turns. N1N2=V1V2N1N2=220 V20 VN1N2=11

Q: The 380-turn primary coil of a step-down transformer is connected to an ac line that is 120 V (rms).…

A: Given  Numbers of Turn in primary coil  Np=380 turn Primary voltage Vp=120 V Secondary coil Voltage…

Q: A step-down transformer has 70 turns in its primary coil and 14 turns in its secondary coil. The…

A: Given Primary coil - 70 turns Secondry coil - 14 turns Voltage ratio - 14/70 = 0.2

Q: Neon signs require 12-kV for their operation. A transformer is to be used to change the voltage from…

A: Given data The primary winding voltage is Vp = 220 V. The secondary winding voltage is Vs = 12 kV.…

Q: A transformer has a primary coil with 450 turns of wire and a secondary coil with 2,250 turns. An AC…

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Q: e voltage and current for

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Q: A neon sign requires 8.5 kV for its operation. A transformer is used to raise the voltage from the…

A: Solution: Given: 1 A = 1000 mA V1 = RMS voltage across primary coil = 220 V V2 = RMS voltage across…

Q: A step-down transformer is used for recharging the batteries of portable electronic devices.The…

A: In no power loss condition, Pout = Pin Pout = output power, Pin = input power P0ut = Vs *Is here, Vs…

Q: A neon lamp requires a voltage of 8.0 kV (rms) to make the gas inside the lamp glow. In order to…

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Q: The primary coil of a transformer has N₁ = 425 turns, and its secondary coil has N₂ = 1,275 turns.…

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Q: The primary winding of an ideal transformer is wound with 550 turns and is connected to a 220V rms…

A: Number of turns in primary Np=550 Voltage in primary coilVp=220 V Voltage in secondary coil Vs=20 V…

Q: The 380-turn primary coil of a step-down transformer is connected to an ac line that is 120 V (rms).…

A:

Q: The primary winding of an ideal transformer is wound with 550 turns and is connected to a 220V rms…

A:

Q: The 460-turn primary coil of a step-down transformer is connected to an ac line that is 120 V (rms).…

A: 1) Calculate the number of turns in the secondary coil. N2N1=V2V1N2460 turns=6.3 V120 VN2=24.15…

Q: A step-down transformer is used for recharging the batteries of portable electronic devices. The…

A: All parts of the given questions have been explained in detail. If any doubt please feel free to…

Q: A step-down transformer is used for recharging the batteries of portable devices. The turns ratio…

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