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Part D In a transformer, the primary coil contains 400 turns, and the secondary coil contains B0 lurns. Il the primary current is 2.5 amperes, whal is the secondary current I? Express your answer numerically in amperes. V AE Submit Request Anawer

Part D In a transformer, the primary coil contains 400 turns, and the secondary coil contains B0 lurns. Il the primary current is 2.5 amperes, whal is the secondary current I? Express your answer numerically in amperes. V AE Submit Request Anawer

College Physics
College Physics
11th Edition
ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
Publisher:Raymond A. Serway, Chris Vuille
Chapter1: Units, Trigonometry. And Vectors
Section: Chapter Questions
Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...
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• Part D In a transformer, the primary coil contains 400 turns, and the secondary coil contains 80 tlurns. Il the primary current is 2.5 amperes, whal is the secondary current I? Express your answer numerically in amperes. 12 = Submit Request Anewer • Part E The primary coli of a trenstormer has 200 tums and the secondary col has 800 tums. The power suplied to the primery coll is 4DO watts. What iş the power genarated in the secondary ooll if it is tarminated by a 20-ohm resistor? > View Ayailable Hintie) O 20 W O 200 W O 400 W O 800 W O 8000 W O 16 O00 W O 32 OD0 W Submit • Part F A transformer supplies 60 watts of power to a device that is rated at 20 volts. The primary coil is connecled to a 120-volt ac source. What is the current in the primary coil? Express your answer in amperes. > View Available Hint(s) I = Submit • Part G The voltage and the current in the primary coil pf a nonidealtransformer are 120 volts and 2.0 amperes. The voltage and the curent in the secondary coil are 19.4 volts and 11.8 amperes. What is the efficiency e of the transformer? The efficiency of a transformer is defined as the ratio of the cutput power to the input power, expressed as a percentage:e - 100 Pen/P. Express your answer as a percentage. VE AZ 图 ?
Transcribed Image Text:• Part D In a transformer, the primary coil contains 400 turns, and the secondary coil contains 80 tlurns. Il the primary current is 2.5 amperes, whal is the secondary current I? Express your answer numerically in amperes. 12 = Submit Request Anewer • Part E The primary coli of a trenstormer has 200 tums and the secondary col has 800 tums. The power suplied to the primery coll is 4DO watts. What iş the power genarated in the secondary ooll if it is tarminated by a 20-ohm resistor? > View Ayailable Hintie) O 20 W O 200 W O 400 W O 800 W O 8000 W O 16 O00 W O 32 OD0 W Submit • Part F A transformer supplies 60 watts of power to a device that is rated at 20 volts. The primary coil is connecled to a 120-volt ac source. What is the current in the primary coil? Express your answer in amperes. > View Available Hint(s) I = Submit • Part G The voltage and the current in the primary coil pf a nonidealtransformer are 120 volts and 2.0 amperes. The voltage and the curent in the secondary coil are 19.4 volts and 11.8 amperes. What is the efficiency e of the transformer? The efficiency of a transformer is defined as the ratio of the cutput power to the input power, expressed as a percentage:e - 100 Pen/P. Express your answer as a percentage. VE AZ 图 ?
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