A disk of radius r= 70 cm has a uniform surface charge density o = 71.4 nC. Calculate the electric field ( in units of kN/C) at point P that lies along the central perpendicular axis of the disk and a distance 30 cm from the center of the disk. use ke = 9x10° N m2/c2 Select one: A. 1.22 B. 4.89 C. 5.30 D. 1.59 E. 2.45
A disk of radius r= 70 cm has a uniform surface charge density o = 71.4 nC. Calculate the electric field ( in units of kN/C) at point P that lies along the central perpendicular axis of the disk and a distance 30 cm from the center of the disk. use ke = 9x10° N m2/c2 Select one: A. 1.22 B. 4.89 C. 5.30 D. 1.59 E. 2.45
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A disk of radius r= 70 cm has a
uniform surface charge density o
= 71.4 nC. Calculate the electric field (
in units of kN/C) at point P that lies
along the central perpendicular axis of
the disk and a distance 30 cm from
the center of the disk. use ke =
9x10° N m?/C²
Select one:
A. 1.22
B. 4.89
C. 5.30
D. 1.59
E. 2.45
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