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Final Answer : C) -20V
Steps and Understanding:
1) Since, Electric Field is constant.
So,
Component of Electric Field along x - axis is
E cos (60°) = E * 1/2 = E/2 = 100V/m
2) r = 10 + 10 = 20 cm = 0.2 m
We know that,
V(A) - V(B) = 100 * r = 100 * 0.2 = 20V.
=> V(B) - V( A) = -20V .
Steps and Understanding:
1) Since, Electric Field is constant.
So,
Component of Electric Field along x - axis is
E cos (60°) = E * 1/2 = E/2 = 100V/m
2) r = 10 + 10 = 20 cm = 0.2 m
We know that,
V(A) - V(B) = 100 * r = 100 * 0.2 = 20V.
=> V(B) - V( A) = -20V .
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