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A 1 µA beam of protons with a cross-sectional area of 0.5 sq.mm is moving with a velocity of 3 x 10⁴ m/s. The charge density of beam is
Options
(a) 6.6 x 10⁻⁴ m⁻³
(b) 6.6 x 10⁻⁶ m⁻³
(c) 6.6 x 10⁻⁵ m⁻³
(d) none of these
Correct Answer:
6.6 x 10⁻⁵ m⁻³
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
- In a circuit, the current lags behind the voltage by a phase difference of π/2.
- A solid which is transparent to visible light and whose conductivity increases
- Calculate the focal length of a reading glass of a person, if the distance
- A hemispherical bowl of radius R is rotating about its axis of symmetry
- Maximum velocity of the photoelectrons emitted by a metal surface is 1.2×10⁶ ms⁻¹.
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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