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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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- A speeding motorcyclist sees traffic jam ahead him. He slows down to 36 km per hour
- An inductor 20 mH, a capacitor 50 μF and a resistor 40Ω are connected in series
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Topics: Electromagnetic Induction
(76)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- The total radiant energy per unit area, normal to the direction of incidence
- A speeding motorcyclist sees traffic jam ahead him. He slows down to 36 km per hour
- An inductor 20 mH, a capacitor 50 μF and a resistor 40Ω are connected in series
- A ray of light is incident on a transparent glass slab of refractive index 1.62
- The dimensions of Planck’s constant is same as that of
Topics: Electromagnetic Induction (76)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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