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(1) A silver wire 1.00 mm in diameter transfers a charge of 65.0 C in 1 hr. 15.0 min. Silver contains 5.0 x 1028 electrons per cubic meter. What is the current in the wire? What is the magnitude of the drift velocity of the electrons in the wire?

(1) A silver wire 1.00 mm in diameter transfers a charge of 65.0 C in 1 hr. 15.0 min. Silver contains 5.0 x 1028 electrons per cubic meter. What is the current in the wire? What is the magnitude of the drift velocity of the electrons in the wire?

College Physics
College Physics
11th Edition
ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
Publisher:Raymond A. Serway, Chris Vuille
Chapter1: Units, Trigonometry. And Vectors
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What I Have Learned Activity 3: Quantitative Problem Direction: Solve the problem as directed. Write your answers on a separate sheet of paper. You may also consult your Physics teacher. (1) A silver wire 1.00 mm in diameter transfers a charge of 65.0 C in 1 hr. 15.0 min. Silver contains 5.0 x 1028 electrons per cubic meter. What is the current in the wire? What is the magnitude of the drift velocity of the electrons in the wire? (2) An aluminum wire carrying a current has a diameter of 0.600 mm. The electric field in the wire is 0.640 V/m. What is the current carried by the wire? What is the potential difference between two points if the wires are 12.0 m apart? What is the resistance of a 12.0 m length of wire? (3) The following measurements were made on a Thyrite resistor: Current Potential Difference 0.50 4.76 1.00 5.81 2.00 7.05 4.00 8.56 Make a graph of Vab as a function of current. Does it obey Ohm's law? Criteria 3 2 1 Physics Approach The approach contains minor The approach is Some of the The solution appropriate and complete concepts and principles are missing or doesn't errors indicate an approach inappropriate Most of the All procedures are incomplete Procedure Mathematical Mathematical and and logical procedures are clear, complete, missing/contain logical procedures mathematical and logical procedures are and contain errors and connected errors Diagrams and symbols used are appropriate and complete Parts of the diagrams and symbols contain Description Most of the The entire parts of the visualization diagrams and symbols are not did not is wrong or errors useful include visualization.
Transcribed Image Text:What I Have Learned Activity 3: Quantitative Problem Direction: Solve the problem as directed. Write your answers on a separate sheet of paper. You may also consult your Physics teacher. (1) A silver wire 1.00 mm in diameter transfers a charge of 65.0 C in 1 hr. 15.0 min. Silver contains 5.0 x 1028 electrons per cubic meter. What is the current in the wire? What is the magnitude of the drift velocity of the electrons in the wire? (2) An aluminum wire carrying a current has a diameter of 0.600 mm. The electric field in the wire is 0.640 V/m. What is the current carried by the wire? What is the potential difference between two points if the wires are 12.0 m apart? What is the resistance of a 12.0 m length of wire? (3) The following measurements were made on a Thyrite resistor: Current Potential Difference 0.50 4.76 1.00 5.81 2.00 7.05 4.00 8.56 Make a graph of Vab as a function of current. Does it obey Ohm's law? Criteria 3 2 1 Physics Approach The approach contains minor The approach is Some of the The solution appropriate and complete concepts and principles are missing or doesn't errors indicate an approach inappropriate Most of the All procedures are incomplete Procedure Mathematical Mathematical and and logical procedures are clear, complete, missing/contain logical procedures mathematical and logical procedures are and contain errors and connected errors Diagrams and symbols used are appropriate and complete Parts of the diagrams and symbols contain Description Most of the The entire parts of the visualization diagrams and symbols are not did not is wrong or errors useful include visualization.
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