Physics > 2000 > 28
JAMB UTME
An electron of charge 1.6 x 10-19C and mass 9.1 x 10-13kg is accelerated between two metal plates with a velocity of 4 x 107ms-1, the potential difference between the plates is
A.
4.55 x 101V
B.
9.10 x 101V
C.
4.55 x 102V
D.
4.55 x 103V
Answer: D
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