Electric Circuits Answers

Resistors of 5 ohms and 10 ohms are connected in series with a battery supplying 3 volts.
What is the total resistance ?

A capacitor of capacitance 100muF & a ressistance of 100ohm is connected in series with AC supply of 220V, 50hZ. THE CURRENT LEADS THE VOLTAGE BY????

With the help of a circuit diagram, explain the working of an n-p-n transistor as an amplifier in common-emitter configuration. Draw the input and output waveforms.

A battery transfers 4750 J of chemical energy into electrical energy while supplying a current current of 0.22 A for 1 hour (3600s) and delivering 4500 J of energy to the bulb.
Calculate the charge that flows

hi is it possible to calculate the force between two parallel plates?

Two resistors, made of different materials having temperature coefficient of resistance
a1=0.004 per degree Celcius and a2= 0.005 , are connected in parallel and consume equal power per degree celcius at 15 degree celcius. What is the ratio of power consumed in resistance R2 to that in R1 at 70 degree celcius? (Answer is 0.9615)

A galvanometer of resistance 'G' is connected with the a shunt of resistance 'S' .A resistance of 'R' is connected in series with galvanometer such that main current in the circuit remains same.Find the value of 'R' ?

are current and voltage directly proportional?

current of 800mA passed through lamp for 1 minute.find no. of electrons passing through it if charge of electron is 1.6 × 10^-19 C