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Radiofrequency choke uses core of
Options
(a) Air
(b) Iron
(c) Air and iron
(d) None of these
Correct Answer:
Air
Explanation:
Radio frequencies are higher frequencies. Air core chokes are therefore used.
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Topics: Electromagnetic Induction
(76)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A person can see clearly objects only when they lie between 50 cm and 400 cm from
- In adiabatic expansion, product of PV
- If wavelength of a wave is λ=6000 Å, then wave number will be
- A 5 watt source emits monochromatic light of wavelength 5000Å. When placed
- If c is the velocity of light in free space, the time taken by light to travel
Topics: Electromagnetic Induction (76)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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