Homework Answers
According to Ohms law,
I is proportional to V
and the proportioanlity constant is the inverse of Resistance, hence the equation becoms
I=V/R
V=IR
according to the equation, the slope of the graph would be
m=1/R
R= 1/m = 1/0.025
R=40 ohms
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4. (5 points) Data from an experiment yielded the following graph. What is the resistance of...
The graph below shows data for five different resistors (identified by their color). Determine the resistance...
The graph below shows data for five different resistors
(identified by their color). Determine the resistance of each
resistor.
Ask Your Teacher 8. + 10 points Current: V vs I Graph My Notes The graph below shows data for five different resistors (identified by their color). Determine the resistance of each resistor VOLTAGE vs. CURRENT GRAPH V (V) 1000+ Ω A.) Rorange= 800 B.) Rgreen = 600 C.) Rblue Ω 400 D.) Rred 200 Ω E.) Rpurple I (A) 50...
4.0 12 6.012 24 V 24 Ω WWW 8.0 12 24 12 Consider the above resistor...
4.0 12 6.012 24 V 24 Ω WWW 8.0 12 24 12 Consider the above resistor circuit. Answer the following questions: 1. What is the equivalent resistance of the parallel 8 Ohm and 24 Ohm resistors? 2. What is the equivalent resistance of the 6 Ohm resistor and the equivalent resistor from question 1? 3. What is the equivalent resistance of the 24 Ohm resistor and the equivalent resistance from question 2? 4. What is the equivalent resistance of the...
I need help plotting Ohm's Law in graph format in Excel. Question: Using the following Data:...
I need help plotting Ohm's Law in graph format in Excel. Question: Using the following Data: Plot a graph and find: a) the slope of the line for each b) the percent error For the 5 Ohm Resistor Current (I) Volt (V) Resistance ( R ) R = V/I 0 0 0 0.15 0.751 11.67 0.25 1.295 5.18 0.35 1.835 5.241 0.45 2.361 5.246 0.5 2.587 5.174 0.65 3.38 5.2 0.75 3.87 5.16 0.85 4.4 5.176 1 5.15 5.15 For...
Multiple Choice and Short Answer: There are 13 questions worth 5 points each. Choose the one...
Multiple Choice and Short Answer: There are 13 questions worth 5 points each. Choose the one alternative that best completes the statement or answers the question. A resistor with a measured resistance of 300 s 3 Q is measured to have a voltage drop of 1.50 plusminus 0.01 volts across it. What is the calculated current through the resistor, including uncertainty? 5.00 plusminus 0.08 mA 5.00 plusminus 0.02 mA 200 plusminus 1 A 200 plusminus 3 A 450 plusminus 1...
I'm having trouble with numbers 5 to 7. I need help working out the equation in...
I'm having trouble with numbers 5 to
7.
I need help working out the
equation in question 5 so I can graph it for number 6 and using the
slope from the graph to solve number 7.
1. 2 points Measure ands record the em.f E of the given cell. E = 5.65 v 2. Connect an external resistance R=12 and measure the terminal voltage V across the resistor. 2 points 1 ohm = 4.42 3. 1 Repeat step 2...
I'm having trouble with numbers 5 to 7. I need help working out the equation in...
I'm having trouble with numbers 5 to
7.
I need help working out the
equation in question 5 so I can graph it for number 6 and using the
slope from the graph to solve number 7.
1. 2 points Measure ands record the em.f E of the given cell. E = 5.65 v 2. Connect an external resistance R=12 and measure the terminal voltage V across the resistor. 2 points 1 ohm = 4.42 3. 1 Repeat step 2...
4. The following data were obtained from an enzyme kinetics experiment. Graph the data using a...
4. The following data were obtained from an enzyme kinetics experiment. Graph the data using a Lineweaver-Burk plot and determine, by inspection of the graph, the values for Km and Vmax. ISI (M) V (nmol/min) 0.20 0.26 0.33 1.00 1.43 1.67 2.08 3.33 5. You measured the kinetics of an enzyme activity as a function of substrate concentration (see Table). The enzyme concentration was maintained constant at a level of 1 M. [S] AM Vopmol/min 2.9 3.8 4.4 Plot the...
FREE RESPONSE [10 points A battery with an emf of 24 volts and an internal resistance...
FREE RESPONSE [10 points A battery with an emf of 24 volts and an internal resistance of 1 ohm is connected to an external circuit as shown above Determine each of the following 26. The equivalent resistance of the combination of the 4-ohm, 8-ohm, and 12-ohm resistors 27. The current in the 5-ohm resistor 28. The terminal voltage, Vac of the battery 29. The rate at which energy is dissipated in the 12-ohm resistor 30. The magnitude of the potential...
How do I find the expiremental resistance? 3 QUESTIONS&CALCULATIONS Using your graph and equation of best...
How
do I find the expiremental resistance?
3 QUESTIONS&CALCULATIONS Using your graph and equation of best fit determine the experimental resistance of each resistor. (Hint: consider how the slope of the graph is related to the resistance.) 1. experimental resistance #1 experimental resistance #2 |-)- 2. Calculate the percent error for each resistor by comparing them to the known value found using the ohmmeter. Show your work for the error calculations. Use exact values from earlier calculations to find the...
Part A A group of students performed the same "Ohm's Law" experiment that you did in...
Part A A group of students performed the same "Ohm's Law" experiment that you did in class. They obtained the following results: Trial ΔV (volts) I (mA) 1 1.00 20.5 2 2.10 42.0 3 2.90 57.5 4 3.90 78.0 5 4.90 98.0 where ΔV is the voltage difference across the resistor and I is the current traveling through the resistor at the same time. (a) Analyze the data. (You will not submit this spreadsheet. However, the results will be needed...
The graph below shows data for five different resistors
(identified by their color). Determine the resistance of each
resistor.
Ask Your Teacher 8. + 10 points Current: V vs I Graph My Notes The graph below shows data for five different resistors (identified by their color). Determine the resistance of each resistor VOLTAGE vs. CURRENT GRAPH V (V) 1000+ Ω A.) Rorange= 800 B.) Rgreen = 600 C.) Rblue Ω 400 D.) Rred 200 Ω E.) Rpurple I (A) 50...
4.0 12 6.012 24 V 24 Ω WWW 8.0 12 24 12 Consider the above resistor circuit. Answer the following questions: 1. What is the equivalent resistance of the parallel 8 Ohm and 24 Ohm resistors? 2. What is the equivalent resistance of the 6 Ohm resistor and the equivalent resistor from question 1? 3. What is the equivalent resistance of the 24 Ohm resistor and the equivalent resistance from question 2? 4. What is the equivalent resistance of the...
Multiple Choice and Short Answer: There are 13 questions worth 5 points each. Choose the one alternative that best completes the statement or answers the question. A resistor with a measured resistance of 300 s 3 Q is measured to have a voltage drop of 1.50 plusminus 0.01 volts across it. What is the calculated current through the resistor, including uncertainty? 5.00 plusminus 0.08 mA 5.00 plusminus 0.02 mA 200 plusminus 1 A 200 plusminus 3 A 450 plusminus 1...
I'm having trouble with numbers 5 to
7.
I need help working out the
equation in question 5 so I can graph it for number 6 and using the
slope from the graph to solve number 7.
1. 2 points Measure ands record the em.f E of the given cell. E = 5.65 v 2. Connect an external resistance R=12 and measure the terminal voltage V across the resistor. 2 points 1 ohm = 4.42 3. 1 Repeat step 2...
I'm having trouble with numbers 5 to
7.
I need help working out the
equation in question 5 so I can graph it for number 6 and using the
slope from the graph to solve number 7.
1. 2 points Measure ands record the em.f E of the given cell. E = 5.65 v 2. Connect an external resistance R=12 and measure the terminal voltage V across the resistor. 2 points 1 ohm = 4.42 3. 1 Repeat step 2...
4. The following data were obtained from an enzyme kinetics experiment. Graph the data using a Lineweaver-Burk plot and determine, by inspection of the graph, the values for Km and Vmax. ISI (M) V (nmol/min) 0.20 0.26 0.33 1.00 1.43 1.67 2.08 3.33 5. You measured the kinetics of an enzyme activity as a function of substrate concentration (see Table). The enzyme concentration was maintained constant at a level of 1 M. [S] AM Vopmol/min 2.9 3.8 4.4 Plot the...
FREE RESPONSE [10 points A battery with an emf of 24 volts and an internal resistance of 1 ohm is connected to an external circuit as shown above Determine each of the following 26. The equivalent resistance of the combination of the 4-ohm, 8-ohm, and 12-ohm resistors 27. The current in the 5-ohm resistor 28. The terminal voltage, Vac of the battery 29. The rate at which energy is dissipated in the 12-ohm resistor 30. The magnitude of the potential...
How
do I find the expiremental resistance?
3 QUESTIONS&CALCULATIONS Using your graph and equation of best fit determine the experimental resistance of each resistor. (Hint: consider how the slope of the graph is related to the resistance.) 1. experimental resistance #1 experimental resistance #2 |-)- 2. Calculate the percent error for each resistor by comparing them to the known value found using the ohmmeter. Show your work for the error calculations. Use exact values from earlier calculations to find the...
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