A electric charge 10−8C is placed at the point (4m,7m,2m). At the point (1m,3m,2m) the electric
potential will be 18V
field has no Y-component
field will be along Z-axis
potential will be 1.8V
A
field has no Y-component
B
potential will be 1.8V
C
potential will be 18V
D
field will be along Z-axis
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Solution
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Electric potential,V=14πϵ0qr=14πϵ0q√(4−1)2+(7−3)2+(2−2)2=10−84π×8.854×10−12×5=18volt
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