What energy must electrons have to pass through undeflected

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Reference no: EM13332061

A velocity selector has a magnetic field of magnitude 0.28 G perpendicular to an electric field of magnitude 0.43 kV/m.

(a) What must the speed of a particle be for it to pass through undeflected?

m/s

(b) What energy must protons have to pass through undeflected?

keV

(Note: 1 eV [electron volt] = 1.602 x 10-19 J.)

Reference no: EM13332061

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