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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.
Related Questions: - Which one of the following statements is not correct in case of a semiconductor?
- A block of mass 4 kg is kept on a rough horizontal surface.The coefficient of static
- An avarage induced e.m.f. of 1 V appears in a coil when the current in it is changed
- The displacement ‘x’ (in meter) of a particle of mass ‘m’ (in kg) moving in one
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Topics: Alternating Current
(96)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Which one of the following statements is not correct in case of a semiconductor?
- A block of mass 4 kg is kept on a rough horizontal surface.The coefficient of static
- An avarage induced e.m.f. of 1 V appears in a coil when the current in it is changed
- The displacement ‘x’ (in meter) of a particle of mass ‘m’ (in kg) moving in one
- The current in the windings of a toroid is 2.0 A. There are 400 turns
Topics: Alternating Current (96)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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