If the current in the primary circuit is decreased, then the balancing length is obtained at

If the current in the primary circuit is decreased, then balancing length is obtained at

If the current in the primary circuit is decreased, then balancing length for same measuring potential difference is obtained at

One ideal cell is used to drive current in a metre bridge circuit. In an experiment x is the balancing length obtained. If we replace the wire of the metre bridge with another wire of material having more rsistivity and lesser diameter, the new balancing length will be

If the emf of the cell in the primary circuit is doubled, with out changing the cell in the secondary circuit, the balancing length 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 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

If the length of potendiometer wire is increased, then the length of the previously obtained balance will

If potentiometer wire of length L and resistance 10 Omega is connected in series with battery of emf 2.5 V and a resistance in its primary circuit.The null point corresponding to a cell of a emf 1 V is obtained at a distance L/2 .If the resistance in the primary circuit is doubled then the position of new null point will be