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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 potentiometer wire is 100cm long and a constant potential difference is maintained
- A simple pendulum has a time period T₁ when on the earth’s surface and T₂ When taken
- A wire of length 2 m is made from 10 cm³ of copper. A force F is applied so that
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Topics: Alternating Current
(96)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A potentiometer wire is 100cm long and a constant potential difference is maintained
- A simple pendulum has a time period T₁ when on the earth’s surface and T₂ When taken
- A wire of length 2 m is made from 10 cm³ of copper. A force F is applied so that
- Ohm’s law is not applicable except to
- The charge flowing through a resistance R varies with time t as Q=at-bt²,
Topics: Alternating Current (96)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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