Find the current density of these protons

Reference no: EM13328961

Near Earth, the density of protons in the solar wind (a stream of particles from the Sun) is 12.5 cm-3, and their speed is 657 km/s.

(a) Find the current density of these protons.

(b) If Earth's magnetic field did not deflect the protons, what total current in amperes Earth receive?

Reference no: EM13328961

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