defence exam Agniveer Vayu Group X & XY Mock Test 01/2026 Physics Capacitance Capacitors in Parallel and in Series
Three capacitors of capacitances 3μF, 9μF and 18μF are connected once in series and another time in parallel. The ratio of equivalent capacitances in the two cases \(\left(\frac {C_s}{C_p}\right)\) will be
1
1 : 15
2
15 : 1
3
1 : 1
4
1 : 3