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A step-up transformer operates on a 230 V line and supplies a current of 2 A. The ratio of primary and secondary winding is 1:25. The primary current is
Options
(a) 12.5 A
(b) 50 A
(c) 8.8 A
(d) 25 A
Correct Answer:
50 A
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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Topics: Alternating Current
(96)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Four indentical thin rods each of mass M and length l, form a square frame
- A body undergoes no change in volume. Poisson’s ratio is
- In a n-type semiconductor, which of the following statement is true?
- Which of the following is a vector quantity?
- A nucleus with mass number 220 initially at rest emits an α-particle. If the Q-value
Topics: Alternating Current (96)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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