The figure below shows an AC source, a transformer with a turns ratio of N₁/N₂ = 2.70, a source resistor Rs, and R₂ ΔV, eeeee N₂ R₁ load resistor R₁. Ⓡ A voltmeter across the load resistor measures an rms voltage of 26.0 V when the load resistor R₁ is 48.00 and the rms source voltage is AVS = 86.0 V. (a) Determine the value of the source resistor R, (in (2). x How is the rms voltage across the secondary coil related to that of the primary? How is the power delivered to the primary related to the power delivered to the load resistor? How are the voltages across each element on the primary side related to each other? (b) What If? If the turns ratio is increased to 3.00, determine the source resistance (in 2) required to deliver the same amount of power to the load. How can you modify your work from part (a) in order to determine the source resistance required to deliver the same amount of power to the load resistor as in part (a)? Q

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Chapter33: Alternating Current Circuits
Section: Chapter Questions
Problem 33.80CP: P33.80a shows a parallel RLC circuit. The instantaneous voltages (and rms voltages) across each of...
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The figure below shows an AC source, a transformer with a turns ratio of N₁/N₂ = 2.70, a source resistor Re, and a load resistor R₁.
S'
AVS
R₂
ww
ellee
N₂
RL
A voltmeter across the load resistor measures an rms voltage of 26.0 V when the load resistor R₁ is 48.0 and the rms source voltage is AV = 86.0 V.
(a) Determine the value of the source resistor R (in ).
How is the rms voltage across the secondary coil related to that of the primary? How is the power delivered to the primary related to the power delivered to the load resistor? How are the
voltages across each element on the primary side related to each other? Q
(b) What If? If the turns ratio is increased to 3.00, determine the source resistance (in 2) required to deliver the same amount of power to the load.
X
How can you modify your work from part (a) in order to determine the source resistance required to deliver the same amount of power to the load resistor as in part (a)?
Transcribed Image Text:The figure below shows an AC source, a transformer with a turns ratio of N₁/N₂ = 2.70, a source resistor Re, and a load resistor R₁. S' AVS R₂ ww ellee N₂ RL A voltmeter across the load resistor measures an rms voltage of 26.0 V when the load resistor R₁ is 48.0 and the rms source voltage is AV = 86.0 V. (a) Determine the value of the source resistor R (in ). How is the rms voltage across the secondary coil related to that of the primary? How is the power delivered to the primary related to the power delivered to the load resistor? How are the voltages across each element on the primary side related to each other? Q (b) What If? If the turns ratio is increased to 3.00, determine the source resistance (in 2) required to deliver the same amount of power to the load. X How can you modify your work from part (a) in order to determine the source resistance required to deliver the same amount of power to the load resistor as in part (a)?
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