In the circuit shown in the figure below, which of the following statement is incorrect ?
Medium
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The equivalent circuit can be drawn :
$\mathrm{V}_{\mathrm{p}}=7 \mathrm{\,V}$
$\mathrm{V}_{\mathrm{q}}=-1 \mathrm{\,V}$
$\mathrm{V}_{\mathrm{S}}=\mathrm{V}_{\mathrm{R}}=0 \mathrm{\,V}$
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