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Establish the balanced condition of Whea...

Establish the balanced condition of Wheatstone's bridge by applying Kirchhoff's laws .

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Statement I : If the resistance of the first two arms P and Q of a balanced Wheatstone bridge are exchanged , the balanced condition is not disturbed . Statement II : The balanced condition of a Wheatstone bridge is independent of the resistance of the galvanometer used .

Statement I : A balance is obatained at the position of 40 cm othe metere wire ,when 2Omega and 3 Omega resistances are put in the lift and right gaps respectively of a meter bridge Statement II : The balanced condition of a Wheatstone bridge is P//Q=R//S .

What happens if the galvanometer and cell are interchanged at the balance point of the wheatstone bridge? Would the galvanometer show any current?

Draw Wheatstone bridge circuit and write down the balancing condition of it. In a meter bridge the balance point is found to be at 40 cm from one end when the resistor at the end is 10 Omega . Find the resistance at the other side. If the galvanometer and the cell are interchanged at the balance condiotion, would it affect the current through the galvanometer?

ABCD is a Wheatstone bridge in which the resistanvely 2Omega , 4 Omega , 6Omega and 8Omega . The points A and C are connected to the termicals of a cell of emf 2 v and negligible internal resistance . The points B and D are connected to a galvanometer of resistance 50Omega . Using Kirchhoff's laws find the current flowing through the galvanometer .