Question:
The resistances of the four arms P Q R and S in a Wheatstone
Last updated: 6/25/2023
The resistances of the four arms P Q R and S in a Wheatstone s bridge are 10 ohm 30 ohm 30 ohm and 90 ohm respectively The e m f and internal resistance of the cell are 7 volt and 5 ohm respectively If the galvanometer resistance is 50 ohm the current drawn from the cell will be NEET 2013 1 0 2 A 2 0 1 A 3 2 0 A