Three lamps were connected in a circuit with a battery of constant voltage. The current, voltage, and resistance for each lamp are listed in the data table below. [There is negligible resistance in the wires and the battery.] Potential Difference (V) Current Resistance (A) (2) Lamp 1 0.45 40.1 89 Lamp 2 0.11 40.1 365 Lamp 3 0.28 40.1 143 Using commonly accepted symbols, draw a circuit showing how the lamps and battery are connected. • What is the potential difference supplied by the battery? • Calculate the equivalent resistance of the circuit. Be sure to show all work, including the equation and substitution with units. • If lamp 3 is removed from the circuit, what would be the value of the voltage drop across lamp 1 after lamp 3 is removed? • If lamp 3 is removed from the circuit, what would be the value of the current in lamp 2 after lamp 3 is removed?

Three lamps were connected in a circuit with a battery of constant voltage. The current, voltage, and resistance for each lamp are listed in the data table below. [There is negligible resistance in the wires and the battery.] Potential Difference (V) Current Resistance (A) (2) Lamp 1 0.45 40.1 89 Lamp 2 0.11 40.1 365 Lamp 3 0.28 40.1 143 Using commonly accepted symbols, draw a circuit showing how the lamps and battery are connected. • What is the potential difference supplied by the battery? • Calculate the equivalent resistance of the circuit. Be sure to show all work, including the equation and substitution with units. • If lamp 3 is removed from the circuit, what would be the value of the voltage drop across lamp 1 after lamp 3 is removed? • If lamp 3 is removed from the circuit, what would be the value of the current in lamp 2 after lamp 3 is removed?

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

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Question

Three lamps were connected in a circuit with a battery of constant voltage. The current, voltage, and resistance for each lamp are listed in the
data table below.
[There is negligible resistance in the wires and the battery.]
Current
Potential Difference
Resistance
(A)
(V)
(Ω)
Lamp 1
0.45
40.1
89
Lamp 2
0.11
40.1
365
Lamp 3
0.28
40.1
143
Using commonly accepted symbols, draw a circuit showing how the lamps and battery are connected.
• What is the potential difference supplied by the battery?
• Calculate the equivalent resistance of the circuit. Be sure to show all work, including the equation and substitution with units.
If lamp 3 is removed from the circuit, what would be the value of the voltage drop across lamp 1 after lamp 3 is removed?
• If lamp 3 is removed from the circuit, what would be the value of the current in lamp 2 after lamp 3 is removed?

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