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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 galvanometer having internal resistance 10Ω requires 0.01 A for a full scale
- At a given temperature the root mean square velocities of oxygen and hydrogen
- A choke is preferred to a resistance for limiting current in AC circuit because
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- The potential energy of a simple harmonic oscillator when the particle is half way
Topics: Alternating Current
(96)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A galvanometer having internal resistance 10Ω requires 0.01 A for a full scale
- At a given temperature the root mean square velocities of oxygen and hydrogen
- A choke is preferred to a resistance for limiting current in AC circuit because
- Dimensions of Torque are
- The potential energy of a simple harmonic oscillator when the particle is half way
Topics: Alternating Current (96)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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