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The primary windings of a transformer which has an 88%
Chapter 26, Problem 76GP(choose chapter or problem)
Problem 76GP
The primary windings of a transformer which has an 88% efficiency are connected to 110-V ac. The secondary windings are connected across a 2.4-Ω, 75-W lightbulb. (a) Calculate the current through the primary windings of the transformer. (b) Calculate the ratio of the number of primary windings of the transformer to the number of secondary windings of the transformer.
Questions & Answers
QUESTION:
Problem 76GP
The primary windings of a transformer which has an 88% efficiency are connected to 110-V ac. The secondary windings are connected across a 2.4-Ω, 75-W lightbulb. (a) Calculate the current through the primary windings of the transformer. (b) Calculate the ratio of the number of primary windings of the transformer to the number of secondary windings of the transformer.
ANSWER:Step-by-step solution
Step 1 of 5
The voltage of the primary coil
The resistance of the light bulb connected to secondary coil
The power of the light bulb connected to the secondary coil.
The power of the primary coil.