| ⇦ | 
| ⇨ |
A transformer having efficiency of 90% is working on 200 V and 3kW power supply. If the current in the secondary coil is 6 A, then the voltage across the secondary coil and the current in the primary coil respectively are
Options
(a) 300 V, 15 A
(b) 450 V, 15 A
(c) 450 V, 13.5 A
(d) 600 V, 15 A
Correct Answer:
450 V, 15 A
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
Related Questions: - The density of ice is 0.9 g/cc and that of sea water is 1.1 g/cc
- Which one of the following is not a unit of young’s modulus?
- The length of second pendulum is 1 m on earth. If mass and diameter
- In the Bohr’s model of hydrogen atom, the ratio of the kinetic energy to the total
- A particle is executing SHM along a straight line. Its velocities at distances
Topics: Alternating Current
(96)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- The density of ice is 0.9 g/cc and that of sea water is 1.1 g/cc
- Which one of the following is not a unit of young’s modulus?
- The length of second pendulum is 1 m on earth. If mass and diameter
- In the Bohr’s model of hydrogen atom, the ratio of the kinetic energy to the total
- A particle is executing SHM along a straight line. Its velocities at distances
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