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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: - A parallel beam of light of wavelength λ is incident normally on a narrow slit
- The resistances of the four arms P,Q,R and S in a Wheatstone’s bridge
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Topics: Alternating Current
(96)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A parallel beam of light of wavelength λ is incident normally on a narrow slit
- The resistances of the four arms P,Q,R and S in a Wheatstone’s bridge
- Three identical spheres, each of mass 3 kg are placed touching each other
- A particle with charge q is moving along a circle of radius R with unoform speed v.
- Wb/m² is equal to
Topics: Alternating Current (96)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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