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The time taken by an electron placed in an electric field 1.2x10^-5 V/m to travel 20mm from rest is?
Asked by varakalasuchi3 | 16 May, 2019, 07:23: PM
Expert Answer
Let e is charge on electron, E is electric field and m is mass of electron.
acceleration = Force /mass = eE/m = (e/m)×E = 1.758×1011 ×1.2×10-5 m/s2
if electron is accelerated from rest, then time taken t to travel a dsitance S is given by,
t =
Answered by Thiyagarajan K | 16 May, 2019, 07:50: PM
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