The minimum value of effective capacitance that can be obtained by combining 3 capacitors of capacitances 1 pF, 2pF and 4pF is

The minimum value of effective capacitance that can be obtained by combining 3 capacitors of capacitances 1 pF, 2 pF and 4 pF is

Two capacitors of capacitance 600 pF and 900 pF are connected in series across a 200 V supply. Calculate (i) the effective capacitance of the combination, (ii) the pd across each capacitor and (iii) the total charge stored in the system.

Several 10 pF capacitors are given, each capable of withstanding 100 V . How would you construct : (a) a unit possessing a capacitance of 2 pF and capable of withstanding 500 V ? (b) a unit possessing a capacitance of 20 pF and capable of withstanding 300 V ?

Several 10 pF capacitors are given, each capable of withstanding 100 V . How would you construct : (a) a unit possessing a capacitance of 2 pF and capable of withstanding 500 V ? (b) a unit possessing a capacitance of 20 pF and capable of withstanding 300 V ?

A coil of inductance 0.4 mH is connected to a capacitor of capacitance 400 pF. To what wavelength is this circuit tuned ?

A coil of inductance 0.4 mH is connected to a capacitor of capacitance 400 pF. To what wavelength is this circuit truned ?