A transformer has 580 primary turns and 12 secondary turns. (a) If Vp is 120 V...
A transformer has 580 primary turns and 12 secondary turns. (a) If Vp is 120 V (rms), what is Vs with an open circuit? If the secondary now has a resistive load of 19 Ω, what is the current in the (b) primary and (c) secondary?
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A transformer has 580 primary turns and 12 secondary turns. (a)
If Vp is 120 V...
A transformer has 740 primary turns and 9.2 secondary turns. (a) If Vo is 120 V...
A transformer has 740 primary turns and 9.2 secondary turns. (a) If Vo is 120 V (rms), what is Vs with an open circuit? If the secondary now has a resistive load of 13 2, what is the current in the (b) primary and (c) secondary? (a) NumberT1.49 Units V (b) NumberTo. 1148 Units A (b) Number 0.1148 (c) Number 10.001427_ units Tan units TA
Chapter 31, Problem 063 A transformer has 520 primary turns and 7.6 secondary turns. (a) If...
Chapter 31, Problem 063 A transformer has 520 primary turns and 7.6 secondary turns. (a) If V. is 120 V (rms), what is Vs with an open circuit? If the secondary now has a resistive load of 142, what is the current in the (b) primary and (c) secondary? (a) Number (b) Number (c) Number Units Units Units
A transformer has 1020 turns in the primary and 12 turns in the secondary. (a) Is...
A transformer has 1020 turns in the primary and 12 turns in the secondary. (a) Is this a step-up or step-down transformer? (b) If the primary is connected across 120 V rms, what is the open-circuit voltage across the secondary? ( ) V (c) If the primary current is 0.3 A, what is the secondary current, assuming negligible magnetization current and no power loss? ( ) A
An ideal step-down transformer has a primary coil of 400 turns and a secondary coil of...
An ideal step-down transformer has a primary coil of 400 turns and a secondary coil of 25 turns. Its primary coil is plugged into an outlet with 110 V(AC), from which it draws an rms current of 0.83 A. 1.)What is the voltage in the secondary coil? 2.)Calculate the rms current in the secondary coil. 3.)Assuming that the transformer secondary is driving a resistive load, calculate the average power dissipated in the resistor.
An ideal step-down transformer has a primary coil of 370 turns and a secondary coil of...
An ideal step-down transformer has a primary coil of 370 turns and a secondary coil of 22 turns. Its primary coil is plugged into an outlet with 115 V, from which it draws a current of 0.29 A. (a) What is the voltage in the secondary coil? (b) Calculate the current in the secondary coil? (c) Assuming that the transformer secondary is driving a resistive load, calculate the average power dissipated in the resistor.
A transformer is constructed with 533 turns in the primary coil and 10 turns in the...
A transformer is constructed with 533 turns in the primary coil and 10 turns in the secondary. If the rms voltage applied to the primary is 111 V, and the secondary is attached to a load with resistance 17 Ω, what is the rms current in the secondary? Express your answer in amps.
A transformer has 500 primary turns and 2200 secondary turns. The input voltage is 120 v...
A transformer has 500 primary turns and 2200 secondary turns. The input voltage is 120 v and the output current is 15.0 A. What is the output voltage and input current assuming 100 percent efficiency?
A transformer connected to a 120 V (rms) a line is to supply 12.0 V (rms)...
A transformer connected to a 120 V (rms) a line is to supply 12.0 V (rms) to a 5.00 Ohm resistor in the secondary circuit. (a) What should the ratio of turns of the primary to secondary circuit of the transformer be? (b) What is the average power delivered to the secondary? (c) Assuming the transformer to be ideal (i.e., 100% of the power in the primary is transferred to the second), what is the rms current in the primary?
A step-down transformer has 83 turns in its primary coil and 24 turns in its secondary...
A step-down transformer has 83 turns in its primary coil and 24 turns in its secondary coil. The primary coil is connected to standard household voltage (rms = 120.0 V, 60.0 Hz). Suppose the secondary coil is connected to a 12.0-Ω resistor. (a) What is the maximum current in the resistor? (b) What is the average power dissipated by the resistor?
An ideal transformer with 5 turns on the primary and 10 turns on the secondary is...
An ideal transformer with 5 turns on the primary and 10 turns on the secondary is shown in the figure. A sinusoidal voltage source having V(t) = 10 sin(100t) volts is connected across the primary and a 1 Ω resistor is connected across the secondary. What is the maximum value of the current in the primary circuit (not the secondary)? (answer is 40 amps)
A transformer has 740 primary turns and 9.2 secondary turns. (a) If Vo is 120 V (rms), what is Vs with an open circuit? If the secondary now has a resistive load of 13 2, what is the current in the (b) primary and (c) secondary? (a) NumberT1.49 Units V (b) NumberTo. 1148 Units A (b) Number 0.1148 (c) Number 10.001427_ units Tan units TA
Chapter 31, Problem 063 A transformer has 520 primary turns and 7.6 secondary turns. (a) If V. is 120 V (rms), what is Vs with an open circuit? If the secondary now has a resistive load of 142, what is the current in the (b) primary and (c) secondary? (a) Number (b) Number (c) Number Units Units Units
A transformer has 500 primary turns and 2200 secondary turns. The input voltage is 120 v and the output current is 15.0 A. What is the output voltage and input current assuming 100 percent efficiency?
A transformer connected to a 120 V (rms) a line is to supply 12.0 V (rms) to a 5.00 Ohm resistor in the secondary circuit. (a) What should the ratio of turns of the primary to secondary circuit of the transformer be? (b) What is the average power delivered to the secondary? (c) Assuming the transformer to be ideal (i.e., 100% of the power in the primary is transferred to the second), what is the rms current in the primary?
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