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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
- A solid sphere, disc and solid cylinder all of the same mass and made up of same material
- A concave lens of focal length f forms an image which is 1/3 times the size
- When an object is placed 40cm from a diverging lens, its virtual image is formed 20 cm
- A proton is projected with a speed of 3×10⁶ m/s horizontally from east to west.
- An α-particle and a proton travel with the same velocity in a magnetic field
Topics: Alternating Current (96)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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