A potential divider is used to give outpurs of 4V and 8V from a 12V source. Which combination of resistance, (`R_(1), R_(2), R_(3)` gives the correct voltages? (R_(1) : R_(2) : R_(3)`

A potential divider is used to give outputs of 4 V and 8 V from a 12 V source. Which combination of resistances, ( R , R, R ) gives the correct voltages ? R : R : R

A potential divider is used to given outputs of 2V and 3V form a 5V source, as shown in fig. Which combination of resistance R_1, R_2, and R_3 gives the correct voltages?

A potential divider is used to given outputs of 2V and 3V form a 5V source, as shown in fig. Which combination of resistance R_1, R_2, and R_3 gives the correct voltages?

Two ideal batteries of emf V_(1) and V_(2) and three resistance R_(1)R_(2) and R_(3) are connected The current in resistance R_(2) would be zero if

Two ideal batteries of emf V_(1) and V_(2) and three resistance R_(1)R_(2) and R_(3) are connected The current in resistance R_(2) would be zero if

A resistance R_(1) is connected to a source of constant voltage . On connecting a resistance R_(2) in series with R_(1)

In the given circuit values are as follows epsi=2V,epsi_(2)=4V,R_(1)=1Omega and R_(2)=R_(3)=1Omega . Calculate the current through R_(1),R_(2) and R_(3)

A voltmeter of variable ranges 3V, 15V, 150 V is to designed by connecting resistances R_(1), R_(2), R_(3) in series with a galvanometer of resistance G=20Omega , as shown in the figure. The galvanometer gives full pass through its coil. Then, the resistances R_(1), R_(2) and R_(3) (in kilo ohms) should be, respectively