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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 short bar magnet of magnetic moment 0.4 JT⁻¹ is placed in a uniform magnetic field
- The power obtained in a reactor using U²³⁵ disintegration is 1000 kW
- A spherical drop of capacitance 1μF is broken into eight drops of equal radius.
- Two discs of moment of inertia l₁ and I₂ and angular speeds
- A source of unknown frequency gives 4 beats/s, when sounded with a source harmonic
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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