A galvanometer of resistance 50 2 is connected to a battery of 3V along with a resistance of 2950 N in series. A full scale deflection of 30 divisions is obtained in the galvanometer. In order to reduce this deflection to 20 divisions, the resistance in series should be (a) 4450 N (b) 50502 (c) 5550N (d) 6050 N

A galvanometer of resistance 50 2 is connected to a battery of 3V along with a resistance of 2950 N in series. A full scale deflection of 30 divisions is obtained in the galvanometer. In order to reduce this deflection to 20 divisions, the resistance in series should be (a) 4450 N (b) 50502 (c) 5550N (d) 6050 N

Physics for Scientists and Engineers: Foundations and Connections

1st Edition

ISBN:9781133939146

Author:Katz, Debora M.

Publisher:Katz, Debora M.

Chapter29: Direct Current (dc) Circuits

Section: Chapter Questions

Problem 19PQ

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