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A current of 5 A is flowing at 220 V in the primary coil of a transformer. If the voltage produced in the secondary coil is 2200 V and 50% of power is lost, then the current in the secondary will be
Options
(a) 0.25 A
(b) 0.5 A
(c) 2.5 A
(d) 5A
Correct Answer:
0.25 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 galvanometer of 50 Ω resistance has 25 divisions. A current of 4×10⁻⁴ A gives
- A thermocouple is made from two metals, antimony and bismuth. If one junction
- When the energy of the incident radiation is increased by 20%,
- A straight conductor 0.1 m long moves in a uniform magnetic field 0.1 T.
- A force of 10 newton acts on a body of mass 20 kg for 10 seconds. Change in its momentum
Topics: Alternating Current (96)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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