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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 energy of a hydrogen atom in the ground state is – 13.6 eV. The energy of a He⁺ ion
- If vₑ is escape velocity and vₙ is orbital velocity of a satellite
- Suppose for some reasons, radius of earth were to shrink by 1% of present value,
- Two coherent sources of different intensities send waves which interfere.
- The turn ratio of a transformer is 1:2. An electrolytic dc cell of emf 2 volt is connected
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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