Question 11 (1 point) A transformer has a primary coil with 200 turns, and a secondary...
A transformer has a primary coil with 200 turns, and a secondary coil with 2000 turns. The input voltage is 120 V, and it runs at 1800 W. Choose the correct answer. W = ; } = N P= IV Vs=1200V, Ip Vs=1200V. Ip=150A Vs=12000V, Ip=150A Vs=12V. Ip=15A 2: Question 11 (1 point) What is the magnitude of the electric field 3m away from a 2n charge? E - hao, where k = 9x 10°Nm? /C2 9N/C ON/C 6N/C 2N/C
Next Page Page 8 of 18 Question 8 (1 point) A transformer has a primary coil with 200 turns, and a secondary coil with 2000 turns. The input voltage is 120 V, and it runs at 1800 W. Choose the correct answer. V. V, N, N I 1. 1 N. N, P= IV Vs-1200V. Ip=15A Vs-1200V, Ip=150A Vs-12V. Ip-15A Vs=12000V. Ip=150A
1. A transformer with a primary coil of 1200 turns and a secondary coil of 120 turns has 240 V connected to its primary. What is the output voltage?
The primary coil of a transformer has N, = 310 turns, and the secondary coil has N, = 2 020 turns. If the input voltage across the primary coil is Av(t) = 170 cos wt, where Av is in volts and t is in seconds, what rms voltage is developed across the secondary coil? V Need Help? Read It Master It Submit Answer Practice Another Version
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
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
A transformer has 500 turns of wire wrapped around the primary coil and 75 turns of wire wrapped around the secondary coil. If the input voltage on the primary side is 120 V what will be the output voltage of the transformer? 500 V 75 V 18 V 50 V 800 V
Part A: A transformer with turns ratio (primary/secondary) of 18:1 is used to step down the voltage from a 120 V wall socket to be used in a battery charger. What is the voltage supplied to the recharger? Part B: The electric motor in a toy train requires a voltage of 9.0 V. Find the ratio of turns on the primary coil to the turns on the secondary coil in a transformer that will step the 120-V household voltage down...
If the average current passing through the secondary coil of the transformer with 40 turns and a secondary voltage of 24-V AC is 10 A, what average current is passing through the primary coil that makes 200 turns and has a primary voltage of 120-V AC?
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.