Voltmeters `V_1 and V_2` are placed in series and then connected to an ideal battery. `V_1` reads 80 V and has resistance `20KOmega` and `V_2` has resistance `10KOmega` . The EMF of the battery is:

Voltmeters V_(1) and V_(2) are connected in series across a D.C. line V_(1) reads 80 volts and has a per volt resistance of 200 ohms , V_(2) has a total resistance of 32 kilo ohms. The line voltage is

Voltmeters V_(1) and V_(2) are connected in series across a D.C. line V_(1) reads 80 volts and has a per volt resistance of 200 ohms , V_(2) has a total resistance of 32 kilo ohms. The line voltage is

Voltmeters V_(1) and V_(2) are connected in series across a D.C. line V_(1) reads 80 volts and has a per volt resistance of 200 ohms , V_(2) has a total resistance of 32 kilo ohms. The line voltage is

A battery of emf 2V and internal resistance 0.5(Omega) is connected across a resistance in 1 second?

in the circuit shown in the figure, each battery is of 5 V and has an internal resistance of 0.2 Omega What is the reading of the ideal voltmeter V

A voltmeter has a resistance of 100 Omega . What will be its reading when it is connected across a cell of emf 2 V and internal resistance 20 Omega ?