Part A: A transformer has 100 turns in its primary. If the secondary has more than that number of turns what is the relation of V1 to V2?
a. V1 > V2
b. V1 < V2
c. V1 = V2
d. V1varies relative to V2
Part B:
What is the relationship between I1 and I2?
a. I1 > I2
b. I1 < I2
c. I1 = I2
d. I1varies relative to I2
Please Answer Parts A and B, Thanks!
Part A: A transformer has 100 turns in its primary. If the secondary has more than...
. An ideal transformer has 600 turns on its primary side and 100 turns on its secondary side. The primary voltage is 1000 V AC. a. Is this transformer considered to be Step-Up or Step-Down? b. What will the secondary voltage be with this configuration? c. What is the secondary current if the primary current is 100 A? d. The primary windings are reconnected to a 1000 V battery (DC) for a long time. What is the secondary voltage?
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...
An ideal transformer has a primary winding with 100 turns and a secondary winding with 20 turns. If the primary winding has a voltage drop of 10 V AC, what is the EMF in the secondary coil? A. 100 V AC B. 10 V AC C. 2 V AC D. 20 V AC
A transformer has 490 turns in the primary coil and 140 in the secondary coil. Part A What kind of transformer is this? A. step-up B. step-down Part B By what factor does it change the voltage? Assume 100% efficiency. Part C By what factor does it change the current?
Which is true about the currents in a transformer if the primary has more turns than the secondary? The secondary and primary have the same amount of current. The secondary has more current than the primary. The secondary has less current than the primary.
11 A step-up transformer has 10 primary turns and 100 secondary turns. If the primary current is 20 A, what is the secondary current? O A 2000 A 0 B 200 A O c 20A OD ZA Unanswered Save F10 F9 F12 - PrtScr Insert Delt Bach
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 transformer has 4500. turns in its primary (input) and 14500. turns in its secondary (output). 10.0-V ac is connected to the primary (input). a) What is the voltage on the secondary (output)? b) What is the secondary (output) current if an 8.00-Ω resistor is connected to the secondary (output)? c) What is the power supplied to the primary (input)?
An ideal transformer has 4500. turns in its primary (input) and 14500. turns in its secondary (output). 10.0-V ac is connected to the primary (input). a) What is the voltage on the secondary (output)? b) What is the secondary (output) current if an 8.00-Ω resistor is connected to the secondary (output)? c) What is the power supplied to the primary (input)?
A particular transformer has fewer turns of wire on the secondary coil than on the primary coil. Which of the following statements is true? The primary voltage is greater than the secondary voltage The secondary power is greater than the primary power The length of the secondary coil is greater than the length of the primary coil The primary current is greater than the secondary current