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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.
Related Questions: - The threshold frequency for a photosensitive metal is 3.3 x 10¹⁴ Hz.
- What determines the nature of the path followed by the particle?
- Light from the constellation Virgo is observed to increase in wavelength by 0.4%
- Electromagnetic induction is not used in
- In a series resonant LCR circuit, the voltage across R is 100 volts and R =1kΩ
Topics: Electromagnetic Induction
(76)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- The threshold frequency for a photosensitive metal is 3.3 x 10¹⁴ Hz.
- What determines the nature of the path followed by the particle?
- Light from the constellation Virgo is observed to increase in wavelength by 0.4%
- Electromagnetic induction is not used in
- In a series resonant LCR circuit, the voltage across R is 100 volts and R =1kΩ
Topics: Electromagnetic Induction (76)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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