Eight resistances [identical] are connected in series across a 220-V line a. Identify the voltage drop across each resistance. b. Assuming that the current is 1 A, what is the R of each device? c. What is the power dissipated in each? What is the correct answer?

Eight resistances [identical] are connected in series across a 220-V line a. Identify the voltage drop across each resistance. b. Assuming that the current is 1 A, what is the R of each device? c. What is the power dissipated in each? What is the correct answer?

University Physics Volume 2

18th Edition

ISBN:9781938168161

Author:OpenStax

Publisher:OpenStax

Chapter7: Electric Potential

Section: Chapter Questions

Problem 2CQ: Why do we need to be careful about work done on the system versus work done by the system in...

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Question

Eight resistances [identical] are connected in series across a 220-V line

a. Identify the voltage drop across each resistance.

b. Assuming that the current is 1 A, what is the R of each device?

c. What is the power dissipated in each?

What is the correct answer?

a. 27.5 V; b. 27.5 2; c. 27.5 W
O a. 27.5 V; b. 0.036 N; c. 27.5 W
O a. 27.5 V; b. 220 N; c. 220 W
O None of these are correct due to lack of given.

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