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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
- A heavy nucleus at rest breaks into two fragments which fly off with velocities
- A particle is kept at rest at the top of a sphere of diameter 42m.When disturbed slightly
- The order of the electric field near the earth’s surface is
- What is the energy of He⁺ electron in first orbit?
- The position x of a particle with respect to time t along x-axis is given
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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