The figure gives the electric potential $V$ as a function of distance through five regions on $x$-axis. Which of the following is true for the electric field $E$ in these regions
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(b)Electric field in the region $1,\, 3$ and $5$ is zero i.e. ${E_1} = {E_3} = {E_5}$
Slope of the line $BC$ $<$ Slope of the line $DE$
i.e. $ E_2 < E_4$
Slope of the line $BC$ $<$ Slope of the line $DE$
i.e. $ E_2 < E_4$
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