A transformer has 450 turns in the primary coil which
provides 1220 V at 8.0 A. If the secondary coil operates at 510 V
what is a current of the secondary coil?
A transformer has 450 turns in the primary coil which provides 1220 V at 8.0 A....
A transformer has 480 turns in the primary coil, which provides 1280 V at 8.4 A. If the secondary coil operates at 580 V, how many turns are in the secondary coil? A transformer has 480 turns in the primary coil, which provides 1280 V at 8.4 A. If the secondary coil operates at 580 V, how many turns are in the secondary coil? 1500 7.3×104 220 1100
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.
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.
The secondary coil of a transformer provides the voltage that operates a food blender. The turns ratio of the transformer is 60/1 (primary/secondary) and is plugged into a 120 Vrms primary outlet. If the current in the secondary is 4.00 mA (rms), what is the power used by the blender?
An ideal step-down transformer has a primary coil of 350 turns and a secondary coil of 10 turns. Its primary coil is plugged into an outlet with 220 V (AC). If the current in the secondary coil is 14.35 A, what current does the primary coil draw?
The primary coil of a transformer makes 240 turns, and the secondary coil of that transformer makes 80 turns. If an alternating current of 3.00 A (rms) passes through the primary coil of the transformer, what current passes through the secondary coil of that transformer? Assume the transformer is ideal.
A step-up transformer has 23 turns on the primary coil and 800 turns on the secondary coil. If this transformer is to produce an output of 5000V with a 14-mA current, what input current and voltage are needed? Input current = .49 A V = ? kV
please show all of the work. thank you.
A transformer has 490 turns in the primary coil, which provides 1280 V at 7.7 A. If the secondary coil operates at 520 V, how many turns are in the secondary coil? 08.1x104 O 1200 O 200 O 1400
Problem 9. (0.2 pts). An ideal step-down transformer has a primary coil of 370 turns and a secondary 22 turns. Its primary coil is plugged into an outlet with 115 V, from which it draws a current coil of 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.
The primary coil of a transformer has N1 = 380 turns, and the secondary coil has N2 = 2 250 turns. If the input voltage across the primary coil is Δv(t) = 170 cos ωt, where Δv is in volts and t is in seconds, what rms voltage is developed across the secondary coil? _________ V