College Physics
11th Edition
ISBN: 9781305952300
Author: Raymond A. Serway, Chris Vuille
Publisher: Cengage Learning
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Consider the network of four resistors shown in the diagram, where R1= 2.00 Ω , R2= 5.00 Ω , R3= 1.00 Ω , and R4= 7.00 Ω . The resistors are connected to a constant voltage of magnitude V.
Part A: Find the equivalent resistance RA of the resistor network.
Part B: Two resistors of resistance R5= 3.00 Ω and R6= 3.00 Ω are added to the network, and an additional resistor of resistance R7= 3.00 Ω is connected by a switch, as shown in the diagram..(Figure 2) Find the equivalent resistance RB of the new resistor network when the switch is open.
Part C: Find the equivalent resistance RC of the resistor network described in Part B when the switch is closed.
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