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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 round uniform body of radius R, mass M and moment of inertia I rolls down
- The electric field in a certain region is given by E=5i ̂-3ĵ kV/m. The potential
- The resistance of a carbon resistor of colour code Red-Red Green Silver is(in kΩ)
- What is the wavelength of light for the least energetic photon emitted
- The unit of thermal conductivity is
Topics: Electromagnetic Induction (76)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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