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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
- Two sources P and Q produce notes of frequency 660 Hz each.
- Two pendulums A and B are oscillating simultaneously with time period
- The magnifying power of a telescope is 9. When it is adjusted for parallel rays
- The photoelectric threshold frequency of a metal is ν. When light of frequency 4ν
- When npn transistor is used as an amplifier
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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