Multiple Choice
The primary coil of a transformer has 200 turns and its secondary coil has 40 turns. If the current in the secondary coil is 25 A, the current in the primary coil is
A) 5 A.
B) 6.4 A.
C) 2.5 A.
D) 125 A.
Correct Answer:
Verified
Correct Answer:
Verified
Related Questions
Q7: A transformer used to reduce 240-V ac
Q10: A kilowatt hour is a unit of<br>A)
Q11: Which of the following statements is not
Q13: Superconductivity occurs in certain substances<br>A) only at
Q17: Direct electric current cannot be used to
Q19: Which of the following statements is not
Q26: The watt, the unit of power, is
Q33: The resistance of a 30-W, 12-V light
Q36: The volt is the unit of electric<br>A)
Q40: Three 12-V batteries cannot be connected to