To get maximum current in a resistance of 3 ohms, one can use n rows of m cells (connected in series) connected in parallel. If the total number of cells is 24 and the internal resistance of a cell is 0.5 ohms then
A. m : 12, n : 2
B. m : 8, n : 3
C. m : 2, n : 12
D. m : 6, n : 4
Answer:A
To get maximum current in a resistance of 3 ohms, one can use n rows of m cells (connected in series) connected in parallel. If the total number of cells is 24 and the internal resistance of a cell is 0.5 ohms then
A. m : 12, n : 2 B. m : 8, n : 3 C. m : 2, n : 12 D. m : 6, n : 4