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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
- Water drops fall from a top on the floor 5 m below at regular intervals
- A tuning fork of frequency 512 Hz makes 4 beats per second with the vibrating string
- Electric field intensity at a point in between two parallel sheets due to like
- A missile is fired for maximum range with an initial velocity of 20 m/s
- A body of mass M hits normally a rigid wall with velocity V and bounces back
Topics: Alternating Current (96)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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