Page 3 RE BOARD EXAM e 3 i The potential of point Bis a 16 V

Last updated: 6/9/2023

Page 3 RE BOARD EXAM e 3 i The potential of point Bis a 16 V b 24 V c 32 V d 36 V ii If a galvanometer is connected between Band D the direction of current through galvanometer is a B to D b D to B c depends on resistance of galvanometer d in the beginning from B to D and later on from D to B iii For what additional value of the resistance in arm BC in series parallel would make the bridge balanced a 220 b 20 c 20 Q d 44 Q iv In Wheatstone method the instrument used as null detector is a ammeter b galvanometer c voltmeter these 100 Q d none of