arrangement that has a uniform electric field c 34.0Vm-1. a Calculate the work done to move the alpha particle a distance of 1.00 cm from the eart plate to the plate with a positive potential. 1019m n-19m
arrangement that has a uniform electric field c 34.0Vm-1. a Calculate the work done to move the alpha particle a distance of 1.00 cm from the eart plate to the plate with a positive potential. 1019m n-19m
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
Transcribed Image Text:i) An alpha particle is located in a parallel plate
arrangement that has a uniform electric field of
34.0Vm-1.
a Calculate the work done to move the alpha
particle a distance of 1.00 cm from the earthed
plate to the plate with a positive potential.
(9a = +3.204 x 101C)
b For the situation in part (a) decide whether work
was done on the field, by the field or if no work
%3D
was done.
1i) A gold(II) ion is accelerated by the electric field
created between two parallel plates separated by
0.020 m. The ion carries a charge of +3q, and has
a mass of 3.27 x 10 kg. A potential difference of
1000V is applied across the plates. The work done to
move the ion from one plate to the other results in an
increase in the kinetic energy of the gold(III) ion. If the
ion starts from rest, calculate its final speed.
(Use qe =-1.602 x 1019C.)
iii) A charged plastic ball of mass 5.00g is placed in a
uniform electric field pointing vertically upwards with
a strength of 300.0NC. Calculate the magnitude
and sign of the charge required on the ball in order to
create a force upwards that exactly equals the weight
force of the ball.
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