A 1 µA beam of protons with a cross-sectional area of 0.5 sq.mm is moving with a velocity

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.

admin:

Related Questions

  1. Zenor breakdown in a semiconductor diode occurs when
  2. The intensity of magnetisation of a bar magnet is 5×10⁴ Am⁻¹. The magnetic length
  3. The upper half of an inclined plane of inclination θ is perfectly smooth while lower
  4. If r be the distance of a point on the axis of a magnetic dipole from its centre
  5. A light emitting diode(LED) has a voltage drop of 2 volt across it