'n' cells have emf 'e' and internal resistance 'r' and connected to an external resistance 'R'. They pass the same current whether the cells are connected in series or in parallel to each other. Then which of the following conditions are true?

MCQs on electric current, ohms law and its limitations, electrons drift and resistivity origin, various materials resistivity, electrical energy and power, resistivity temperature dependence, resistors combination, cells, emf and internal resistance, kirchoffs law, potentiometer, wheatstone and meter bridges.