The length of a potentiometer wire is 600 cm and it carries a current of `40 mA`. For a cell of emf `2V` and internal resistance `10Omega`, the null point is found to be at `500 cm`. On connecting a voltmeter acros the cell, the balancing length is decreased by `10 cm`
The resistance of the voltmeter is

The length of a potentiometer wire is 600 cm and it carries a current of 40 mA . For a cell of emf 2V and internal resistance 10Omega , the null point is found to be ast 500 cm . On connecting a voltmeter acros the cell, the balancing length is decreased by 10 cm The voltmeter reading will be

The length of a potentiometer wire is 600 cm and it carries a current of 40 mA . For a cell of emf 2V and internal resistance 10Omega , the null point is found to be ast 500 cm . On connecting a voltmeter acros the cell, the balancing length is decreased by 10 cm The voltmeter reading will be

The length of a potentiometer wire AB is 600 cm , and it carries a constant current of 40 mA from A to B . For a cell of emf 2 V and internal resistance 10 Omega , the null point is found at 500 cm from A . When a voltmeter is connected across the cell, the balancing length of the wire is decreased by 10 cm . Reading of the voltmeter is

The length of a potentiometer wire AB is 600 cm , and it carries a constant current of 40 mA from A to B . For a cell of emf 2 V and internal resistance 10 Omega , the null point is found at 500 cm from A . When a voltmeter is connected across the cell, the balancing length of the wire is decreased by 10 cm . Potential gradient along AB is

The length of a potentiometer wire AB is 600 cm , and it carries a constant current of 40 mA from A to B . For a cell of emf 2 V and internal resistance 10 Omega , the null point is found at 500 cm from A . When a voltmeter is connected across the cell, the balancing length of the wire is decreased by 10 cm . Potential gradient along AB is

The potentiometer wire is of length 1200 cam and it carries a current of 60 mA. For a cell of emf 5V and internal resistance of 20Omega , the null point of it is found to be at 1000 cm.The resistance of potentiometer wire is

The potentiometer wire is of length 1200 cam and it carries a current of 60 mA. For a cell of emf 5V and internal resistance of 20Omega , the null point of it is found to be at 1000 cm.The resistance of potentiometer wire is

The length of the potentiometer wire is 600 cm and a current of 40 mA is flowing in it. When a cell of emf 2 V and internal resistance 10Omega is balanced on this potentiometer the balance length is found to be 500 cm. The resistance of potentiometer wire will be

The length of the potentiometer wire is 600 cm and a current of 40 mA is flowing in it. When a cell of emf 2 V and internal resistance 10Omega is balanced on this potentiometer the balance length is found to be 500 cm. The resistance of potentiometer wire will be

There is a potentiometer wire of length 1200 cm and 60 mA current is flowing in it. A battery of emf 5V and internal resistance of 20 ohm is balanced on potentiometer wire with balancing length 1000 cm. if a voltmeter is connected across the cell, the balancing length decreasing by 20 cm find reading of the voltmeter