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Question
Electric field is space is given by →E=E0ax^j( E0=10N/C, a = 1 metre), find potential of point (4,3) (assuming potential at origin is 100 volt)
Electric field is space is given by →E=E0ax^j( E0=10N/C, a = 1 metre), find potential of point (4,3) (assuming potential at origin is 100 volt)
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Solution
The correct option is C 20 volt
dV=−→E.→dr=−{Ex^i+Ey^j}.{dx^i+dy^j}
∫dV=−Exdx=−E0xdx here,a=1
ΔV=∫dv=∫40−E0xdx
=−E0x22=−5x2
=-5 (16)
V - 100 = -80
V =20 volt
dV=−→E.→dr=−{Ex^i+Ey^j}.{dx^i+dy^j}
∫dV=−Exdx=−E0xdx here,a=1
ΔV=∫dv=∫40−E0xdx
=−E0x22=−5x2
=-5 (16)
V - 100 = -80
V =20 volt
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