Tutorials In Introductory Physics: Homework
1st Edition
ISBN: 9780130662453
Author: Lillian C. McDermott, Peter S. Shaffer
Publisher: PEARSON
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Chapter 6.1, Problem 3aT
Compare the brightness of the bulbs in this circuit.
1. What can you conclude from your observation about the amount of current through each bulb?
2. Describe the current in the entire circuit. Base your answer on your observations. In particular, how does the current through the battery seem to divide and recombine at the junctions of the two parallel branches?
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Part B. Finding the PD
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J of work is done? Ans. 8 C
2. The EMF of a cell falls from 3 volts to 2.8 volts when its terminals are joined to an electrical
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Two 60.0 Ω resistors are connected in parallel and this parallel arrangement is
then connected in series with a 30.0 Ω resistor. The combination is placed
across a 120. V potential difference.
1.Draw a schematic diagram of the circuit using correct symbols.
2.What is the equivalent resistance of the parallel portion of the circuit?
3.What is the equivalent resistance for the entire circuit?
4.What is the total current in the circuit?
5.What is the voltage drop across the 30.0 Ω resistor?
6.What is the voltage drop across the parallel portion of the circuit?
7.What is the current through each resistor?s
A 24.0 V battery is wired in parallel with three resistors, R1 = 10.0 Ohms, R2 = 60.0 Ohms, and R3 = 150.0
Ohms.
a.) Using either the computer drawing tools or a scanned hand written diagram, draw this circuit including
proper symbols and labels. (Do not copy and paste an image from any other resource)
b.) Find the equivalent resistance and total current running through the circuit. Show your work and label
the current flow on your diagram.
c.) Find the current flow and voltage drop through each resistor. Show your work and explain.
Chapter 6 Solutions
Tutorials In Introductory Physics: Homework
Ch. 6.1 - Obtain a battery, a light bulb, and a single piece...Ch. 6.1 - A student has briefly connected a wire across the...Ch. 6.1 - Light a bulb using a battery and a single wire....Ch. 6.1 - Carefully examine a bulb. Two wires extend from...Ch. 6.1 - Compare the brightness of the two bulb with each...Ch. 6.1 - Compare the brightness of each of the bulbs in the...Ch. 6.1 - We may think of a bulb as percentage an obstacle,...Ch. 6.1 - Compare the brightness of the bulbs in this...Ch. 6.1 - Is the brightness of each bulb in the two-bulb...Ch. 6.1 - Formulate a rule for predicting how the current...
Ch. 6.1 - Does the amount of current through a battery seem...Ch. 6.1 - Unscrew one of the bulbs in the two-bulb parallel...Ch. 6.1 - The circuit at tight contains three identical...Ch. 6.1 - Show that a simple application of the model for...Ch. 6.2 - The circuits at right contain identical batteries,...Ch. 6.2 - The circuits at right contain identical batteries...Ch. 6.2 - Predict the relative brightness of bulbs...Ch. 6.2 - Set up the circuit with a single bulb and the...Ch. 6.2 - Set up the circuit containing two bulbs in series...Ch. 6.2 - Predict what the voltmeter would read if it were...Ch. 6.2 - Set up the circuit with two bulbs in parallel as...Ch. 6.2 - Answer the following questions based on the...Ch. 6.2 - Set up the circuit with three bulbs as shown and...Ch. 6.2 - Before setting up the circuit shown at right:...Ch. 6.2 - Both circuits al right have more than one path for...Ch. 6.3 - A capacitor is connected to a battery, bulb, and...Ch. 6.3 - Remove the capacitor and the bulb from the...Ch. 6.3 - Suppose an uncharged capacitor is connected in...Ch. 6.3 - Suppose that instead of connecting the uncharged...Ch. 6.3 - Suppose that the bulbs were connected in parallel...Ch. 6.3 - After completing the experiments above, two...Ch. 6.3 - Suppose that a different capacitor of smaller...Ch. 6.3 - Before connecting the circuit a student makes the...Ch. 6.3 - Make the following prediction on the basis of your...
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