An unknown resistance R, and a known resistance R, are connected in the Wheatstone Bridge, using a power supply with a certain emf anda wire of length 1.00 m, and the lengths L and L2 were determined. Using the same R, in the circuit, which of the following would change the position of the balance point along the wire? O a. Using a wire with a different thickness. O b. Reversing the polarity of the power supply. O c. Changing the length of the wire or using a power supply with a different emf. O d. Using a different Rg or a changing the length of the wire. O e. Using a wire made from a different Ohmic material.

An unknown resistance R, and a known resistance R, are connected in the Wheatstone Bridge, using a power supply with a certain emf anda wire of length 1.00 m, and the lengths L and L2 were determined. Using the same R, in the circuit, which of the following would change the position of the balance point along the wire? O a. Using a wire with a different thickness. O b. Reversing the polarity of the power supply. O c. Changing the length of the wire or using a power supply with a different emf. O d. Using a different Rg or a changing the length of the wire. O e. Using a wire made from a different Ohmic material.

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 58PQ

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