JAMB - Physics (2013 - No. 29)
Calculate the force acting on an electron of charge 1.5 x 10-19C placed in an electric field of intensity 105Vm-1
1.5x10-11N
1.5x10-12N
1.5x10-13N
1.5x10-14N
解释
F = qE
F = 1.5 x 10-19 x 105
F = 1.5 x 10-14N
F = 1.5 x 10-19 x 105
F = 1.5 x 10-14N