Question

S10 in an Arithmetic progression if the sum of first 3 terms is 9 and sum of next 3 terms is 27 is A) 30 B) 38 C) 46 D) 36​

Answer 1

$\sf \: in \: the \: \: figure \: \\ \\ \sf \: voltage \: \: V_1 = 35\: V \\ \bf \: registance \: R_1 = 10 \: \Omega \: \\ \bf \: registance \: R_2 = 15 \: \Omega \: \\ \bf \: registance \: R_ 3 = 6 \: \Omega \: \\ \bf \: registance \: R _ 4= 20 \: \Omega \: \\ \bf \: registance \: R_5 = 25 \: \Omega \: \\ \bf \: registance \: R_6= 5 \: \Omega \: \\ \bf \: registance \: R_7= 12\: \Omega \: \\ \bf \: registance \: R_8 = 15 \: \Omega \: \\ \\ \green \odot \: \sf \: find \: the \: value \: of \: \: total \: current \: (I )\:$

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