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A step-down transformer has 50 turns on secondary and 1000 turns on primary winding. If a transformer is connected to 220 V, 1 A AC source, then what is output current of the transformer?
Options
(a) 1/20 A
(b) 20 A
(c) 100 A
(d) 2A
Correct Answer:
20 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
- Which wavelengths of sun is used finally as electric energy?
- If the number of radius of ²⁷Al is 3.6 Fermi, the approximate nuclear radius
- If a star converts all helium in its core to oxygen, then energy released per oxygen
- A tyre filled with air (27° C and 2 atm) bursts. The temperature of air is (ˠ=1.5)
- If a body is rolling on the surface, its total energy will be
Topics: Alternating Current (96)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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