Question 12In order to perform an experiment on electric circuits, a student has to use a 6-ohm resistor, but finds that the laboratory already ran out of 6-ohm resistors. They find a large amount of 9-ohm resistors though. What should they do to get exactly 6 ohms?O1. Take six 9-ohm resistors.2. Connect three 9-ohm resistors in parallel and do the same for the remaining three.3. Connect the two parallel combinations in series.O1. Take four 9-ohm resistors.2. Connect two of the four 9-ohm resistors in parallel.3. Connect the parallel combination in series with the third 9-ohm resistor.4. Connect the series connection in parallel with the last 9-ohm resistor.O The answer cannot be found on the other choices.1. Take nine 9-ohm resistors.2. Connect three 9-ohm resistors in series.3. Connect this series connection and all the remaining six in parallel.O O

We have 9Ω resistances . We want 6Ω by several connection of 9Ω as in given option.

Question 12 In order to perform an experiment on electric circuits, a student has to use a 6-ohm resistor, but finds that the laboratory already ran out of 6-ohm resistors. They find a large amount of 9-ohm resistors though. What should they do to get exactly 6 ohms? 1. Take six 9-ohm resistors. 2. Connect three 9-ohm resistors in parallel and do the same for the remaining three. 3. Connect the two parallel combinations in series. 1. Take four 9-ohm resistors. 2. Connect two of the four 9-ohm resistors in parallel. 3. Connect the parallel combination in series with the third 9-ohm resistor. 4. Connect the series connection in parallel with the last 9-ohm resistor. O The answer cannot be found on the other choices. 1. Take nine 9-ohm resistors. 2. Connect three 9-ohm resistors in series. 3. Connect this series connection and all the remaining six in parallel.

Question 12 In order to perform an experiment on electric circuits, a student has to use a 6-ohm resistor, but finds that the laboratory already ran out of 6-ohm resistors. They find a large amount of 9-ohm resistors though. What should they do to get exactly 6 ohms? 1. Take six 9-ohm resistors. 2. Connect three 9-ohm resistors in parallel and do the same for the remaining three. 3. Connect the two parallel combinations in series. 1. Take four 9-ohm resistors. 2. Connect two of the four 9-ohm resistors in parallel. 3. Connect the parallel combination in series with the third 9-ohm resistor. 4. Connect the series connection in parallel with the last 9-ohm resistor. O The answer cannot be found on the other choices. 1. Take nine 9-ohm resistors. 2. Connect three 9-ohm resistors in series. 3. Connect this series connection and all the remaining six in parallel.

College Physics

1st Edition

ISBN:9781938168000

Author:Paul Peter Urone, Roger Hinrichs

Publisher:Paul Peter Urone, Roger Hinrichs

Chapter21: Circuits And Dc Instruments

Section: Chapter Questions

Problem 53PE: A 1,00-?O voltmeter is placed in parallel with a 75.0kresistor in a circuit, (a) Draw a circuit...

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Why is the following situation impossible? A technician is testing a circuit that contains a resistance R. He realizes that a better design for the circuit would include a resistance 73R rather than R. He has three additional resistors, each with resistance R. By combining these additional resistors in a certain combination that is then placed in series with the original resistor, he achieves the desired resistance.
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The following statements are related to household circuits and electrical safety. Determine whether each statement is true (T) or false (F). (a) Circuit breakers are wired in series with the outlets they protect. (b) A circuit breaker rated at 20 A provides a constant current of 20 A to each outlet in the circuit. (c) Three-wire electrical cords help prevent dangerous electrical shocks by grounding the case of a device.
Consider the circuit shown in Figure P18.10. (a) Calculate the equivalent resistance of the 10.0- and 5.00- resistors connected in parallel. (b) Using the result of part (a), calculate the combined resistance of the 10.0-, 5.00-, and 4.00- resistors. (c) Calculate the equivalent resistance of the combined resistance found in part (b) and the parallel 3.00- resistor. (d) Combine the equivalent resistance found in part (c) with the 2.00- resistor. (e) Calculate the total current in the circuit. (f) What is the voltage drop across the 2.00- resistor? (g) Subtracting the result of part (f) from the battery voltage, find the voltage across the 3.00- resistor. (h) Calculate the current in the 3.00- resistor. Figure P18.10
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