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A step-down transformer has 50 turns on secondary and 1000 turns on primary winding. If a transformer is connected to 220 V, 1 A AC source, then what is output current of the transformer?
Options
(a) 1/20 A
(b) 20 A
(c) 100 A
(d) 2A
Correct Answer:
20 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
- A nucleus at rest splits into two nuclear parts having radii in the ratio 1:2.
- A body of mass 2 kg is kept by pressing to a vertical wall by a force of 100 N
- The total energy of an electron in the first excited state of hydrogen atom
- A body cools in 7 minute from 60⁰C to 40⁰C. What time, in minute does it take to cool
- Initial pressure and volume of a gas are P and 800cc. If the final volume is 100cc
Topics: Alternating Current (96)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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