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
A transformer has 500 turns of wire wrapped around the primary coil and 75 turns of...
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
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...
A transformer has 500 turns in the primary and 50 turns in the secondary. If the input voltage is 120V, what is the output voltage? Answer: V If the transformer has an efficiency of 92%, what is the output current if the input current at 120V is 0.50A? Answer: А
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?
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?
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 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
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
Data and Calculations Table 1.1 Number of Turns Primary Coil Secondary Coil Input VOutput ore 400 400 400 400 400 bur on' dup Table 1.9 Core Configuration: V snaprd wf lour Number of Turns Primary Coil Secondary Coil Output V Core Input V 200 400 800 400 400 400 0 Analysis and Calculation: Part I: Properties of Transformer 1. Which core configuration gives the maximum transfer of electromagnetic effect to the secondary coil? Develop a theory to explain the differences...
The primary coil of an electric train transformer has 400 turns and the secondary has 50. If the input voltage VP= 120V what is the output voltage? What of the following statements is/are correct? Transformers work only with DC sources; Transformers work only with AC sources; The effect utilized in transformer is based on the Faraday’s law; The effect utilized in transformer is based on the Ohm’s law; A and D; B and C.