A electric charge $10^{- 8} C$ is placed at the point $(4 m, 7 m, 2 m)$ . At the point $(1 m, 3 m, 2 m)$ the electric

potential will be

18 V

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field has no

Y

-component

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field will be along

Z

-axis

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potential will be

1.8 V

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Solution

The correct option is A potential will be $18 V$

Electric potential $, V = \frac{1}{4 π ϵ_{0}} \frac{q}{r} = \frac{1}{4 π ϵ_{0}} \frac{q}{\sqrt{(4 - 1)^{2} + (7 - 3)^{2} + (2 - 2)^{2}}} = \frac{10^{- 8}}{4 π \times 8.854 \times 10^{- 12} \times 5} = 18 v o l t$

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A electric charge 10−8C is placed at the point (4m,7m,2m). At the point (1m,3m,2m) the electric

The correct option is A potential will be 18V Electric potential, V=14πϵ0qr=14πϵ0q√(4−1)2+(7−3)2+(2−2)2=10−84π×8.854×10−12×5=18volt

A electric charge $10^{- 8} C$ is placed at the point $(4 m, 7 m, 2 m)$ . At the point $(1 m, 3 m, 2 m)$ the electric

The correct option is A potential will be $18 V$

Electric potential $, V = \frac{1}{4 π ϵ_{0}} \frac{q}{r} = \frac{1}{4 π ϵ_{0}} \frac{q}{\sqrt{(4 - 1)^{2} + (7 - 3)^{2} + (2 - 2)^{2}}} = \frac{10^{- 8}}{4 π \times 8.854 \times 10^{- 12} \times 5} = 18 v o l t$