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During production of cathode ray
Options
(a) d.c. source is connected across cathode ray tube
(b) a.c. source is connected across cathode ray tube
(c) Electric field is perpendicular to magnetic field
(d) Magnetic field is applied across tube
Correct Answer:
d.c. source is connected across cathode ray tube
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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Topics: Dual Nature of Matter and Radiation
(150)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- The wavelength λₑ of an electron and λₚ of a photon are of same energy E are related by
- The primary of a transformer when connected to a dc battery of 10 volt draws a current
- The photoelectric threshold frequency of a metal is ν. When light of frequency 4ν
- An engine has an efficiency of 1/6. When the temperature of sink is reduced
- If we study the vibration of a pipe open at both ends
Topics: Dual Nature of Matter and Radiation (150)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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