| ⇦ | 
| ⇨ |
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 sample of radioactive element has a mass of 10 gram at an instant t=0.
- The resistance of an ammeter is 13Ω and its scale is graduated for a current
- A 100Ω resistance and a capacitor of 100Ω reactance are connected in series
- A car moving with a speed of 50 kmh⁻¹ can be stopped by brakes after at least 6 m
- The ratio of the weight of a man in a stationary lift and when it is moving downwards
Topics: Alternating Current
(96)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A sample of radioactive element has a mass of 10 gram at an instant t=0.
- The resistance of an ammeter is 13Ω and its scale is graduated for a current
- A 100Ω resistance and a capacitor of 100Ω reactance are connected in series
- A car moving with a speed of 50 kmh⁻¹ can be stopped by brakes after at least 6 m
- The ratio of the weight of a man in a stationary lift and when it is moving downwards
Topics: Alternating Current (96)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
18000+ students are using NEETLab to improve their score. What about you?
Solve Previous Year MCQs, Mock Tests, Topicwise Practice Tests, Identify Weak Topics, Formula Flash cards and much more is available in NEETLab Android App to improve your NEET score.
Share this page with your friends
Leave a Reply