Question

a battery of three cells in series each of emf 3volt an internal resistances of 0.5 ohms is connected to 2 ohms resistors in series with a parallel combination of 2,3, ohms resistor [1] draw the digram and calculate [a] effective [b] the I in circuit [c] the lost voltage battery [d] the current in one of the 3 ohm resistors. [a] 3.5 ohm [b]1.2A [c] 1.8V [d] 0.6A