Two parallel plates 25 cm by 35 cm receive a charge of 0.2 ?Cfrom a 250V supply. Calculate (a) the electric flux and (b) theelectric flux density. For the circuit of Fig. 3.29 calculate (a)the p.d Two parallel plates \( 25 \mathrm{~cm} \) by \( 35 \mathrm{~cm} \) recelve a charge of \( 0.2 \mu \mathrm{C} \) from a \( 250 \mathrm{~V} \) supply, Calculate (a) the electric flux and (b) the electri 2 answers