Question

Calculate the potential at a point due to a charge of 4× 10^-7 located 9cm away from the point

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Q)

 

Calculate the potential at a point P due to a charge of 4×10–7C4×10–7Clocated 9cm9cm away.

4×104V3×104V6×104V10×104V4×104V3×104V6×104V10×104V



A)

Solution :

V=14π∈0QrV=14π∈0Qr

=9×109Nm2C−2×4×10−7C0.09m=9×109Nm2C−2×4×10−7C0.09m

=4×104V