The resistance of the four arms of a Wheatstone bridge are P=`10Omega` , Q = `100Omega`, R=`40Omega` and S `=10Omega`. What resistance in series or parallel with the last one will be required to obtain no deflection in the galvanometer?

The resistance of the four arms of a Wheatstone bridge are 1Omega , 3Omega , 2Omega and 6 Omega respectively and the resistance of the galvanometer is 100Omega . The equivalent resistance of the combination is

The resistances of the four arms P, Q, R and S in a Wheatstone's bridge are 10Omega, 30Omega, 30Omega and 90Omega , respectively. The emfs and internal resistances of the cell are 7V and 5Omega respectively. If the galvanometer resistance is 50Omega , the current drawn from the cell will be

A Wheatstone bridge has the resistances 10Omega,10Omega,10Omega and 30Omega in its four arms. What resistance joined in parallel to the 30 resistance will bring it to the balanced condition?

In a Wheatstone bridge circuit, P=5 Omega, Q=6 Omega, R=10 Omega and S= 5 Omega . Find the additional resistance to be used in series with S, so that the bridge is balanced.

In a Wheststone bridge P=20 Omega,Q=10Omega,R=10Omegaand S=5Omega . . What is the ratio of power consumed in Q and R resistance ?

The resistance of each of the four arms of a wheatstone bridge is 10Omega and the resistance of the galvanomter is 500Omega . What is the equivalent resistance of the combination gt

Four resistances arranged to form a Wheatstone network are 8Omega, 12Omega,6Omega and 27Omega resistance, so that the bridge is balanced, is

Four resistances arranged to form a Wheatstone network are 8Omega, 12Omega,6Omega and 27Omega resistance, so that the bridge is balanced, is

Compare the heat developed in the four arms of a balanced. Wheatstone bridge. The resistance of the arms are 10Omega ,100Omega,40Omega and 400Omega . Also indicate in which arm the heat produced will be the minimum and in which the maximum.