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A generator at a utility company produces 100 A of current at 4000 V. The voltage is stepped up to 240000 V by a transformer before it is sent on a high voltage transmission line. The current in transmission line is
Options
(a) 3.67 A
(b) 2.67 A
(c) 1.67 A
(d) 2.40 A
Correct Answer:
1.67 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 beam of light of wavelength 590 nm is focussed by a converging lens of diameter
- A 1kg stone at the end of 1 m long string is whirled in a vertical circle at constant speed
- If angular momentum of a body is increased by 200% its kinetic energy will increase
- A copper disc of radius 0.1 m is rotated about its centre, with 10 revolutions
- Maximum velocity of the photoelectron emitted by a metal is 1.8×10⁶ ms⁻¹.
Topics: Alternating Current (96)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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