When 6 identical cells of no internal resistance are connected in series in the secondary cicuit of a potentio meter, the balancing length is `l` balancing length becomes `(l)/(3)` when some cells are connected wrongly, the number of cell connected wrongly are

When 6 identical cells of no internal resistance are connected in series in the secondarycircuit of a potentio meter, the balancing lengths is .l., balancing length becomes 1/3 when some cells are connected wrongly, the number of cells connected wrongly are

When 6 identical cells of no internal resistance are connected in series in the secondarycircuit of a potentio meter, the balancing lengths is .l., balancing length becomes 1/3 when some cells are connected wrongly, the number of cells connected wrongly are

When 6 identical cells of no internal resistance are connected in series in the secondary circuit of a potential meter, the balancing length is /, balancing length becomes l/3 when some cells are connected wrongly, the number of cells connected wrongly are

Then 6 identical calls of no internal resistance are connected in series in the second arycircuit of a potentiometer, the balancing length is l if two of them are wrongly connected to balacing length becomes

When a Daniel cell is connected in the secondary circuit of a potentiometer, the balancing length is found to be 540 cm. If the balancing length becomes 500 cm. When the cell is short-circuited with 1Omega , the internal resistance of the cell is

When a Daniel cell is connected in the secondary circuit of a potentiometer, the balancing length is found to be 540 cm. If the balancing length becomes 500 cm. When the cell is short-circuited with 1Omega , the internal resistance of the cell is

When two cells of e.m.f. 1.5 V and 1.1 V connected in series are balanced on a potentiometer, the balancing length is 260 cm. The balancing length, when they are connected in opposition is (in cm)

When two cells of e.m.f. 1.5 V and 1.1 V connected in series are balanced on a potentiometer, the balancing length is 260 cm. The balancing length, when they are connected in opposition is (in cm)

The power dissipated when three identical cells of negligible internal resistance are connected in series with a wire of length l , is exactly equal to that , when N similar cells are coonected in series with a wire of length 2 l , of the same meterial and having the same area of cross section . Find the value of N .