RESISTOR COMBINATIONS LAB 1. For part A, calculate the current through each resistor using Ohm's Law. 2. Calculate the total effective resistance of the Part A configuration using the formula we developed in class. 3. For part A, make a determination with your group which of your three values for the total effective resistance (ohmmeter, ohm's law, series configuration) you are most confident in. Find the % error of the other two calculations with the one you chose. 4. For part B, calculate the current through each resistor using Ohm's Law. 5. Calculate the total effective resistance of the Part B configuration using the formula we developed in class. 6. For part B, make a determination with your group which of your three values for the total effective resistance (ohmmeter, ohm's law, parallel configuration) you are most confident in. Find the % error of the other two calculations with the one you chose. 7. For part C, calculate the current through each resistor using Ohm's Law. 8. Use the two rules we developed in class to calculate the total effective resistance of the Part C configuration. Find the % difference of this calculation with both the ohmmeter measurement and the ohm's law calculation.Measure the EMF of the battery: . 4 628V Part A - Series Circuit 1. Record the actual resistances of the resistors in the table, using the ohmmeter. ap 2. Design a series circuit with these three resistors and a 1.5 V battery. Current 3 . (A) 0. 1317 mA Use the voltmeter and measure the voltage across each resistor. 4. Use the ammeter to measure the current through the battery. 5. Remove the wire from the battery, measure the total resistance of the resistor V (Volts) R ( 1 ) arrangement using the ohmmeter, and record it in the table to the right. Then 0. 2856 5 57 85 calculate the total effective resistance using Ohm's Law. Show the calculation of total resistance below: 0 . 4281 2170 n V = IR EMF= 1 . 4628, Cument= 0. 1317 0 . 7:423 32335 T = 11041 V = Rtotal ( 12 ) 11,041 2 Part B - Parallel Circuit 1. Design a parallel circuit with these three resistors and a 1.5 V battery. Current 2. Use the voltmeter and measure the voltage across each resistor. (A) 1.258 3. Use the ammeter to measure the current through the battery. 4. Remove the wire from the battery, measure the total resistance of the resistor V (Volts) R (1) arrangement using the ohmmeter, and record it in the table to the right. Then calculate the total effective resistance using Ohm's Law. 1 . 4462 2. 17 754 Show the calculation of total resistance below: 1 . 4656 5. 616 5 1.4632 3. 252 M d Rtotal (2 ) 1:0583/ 4.802 Part C - Combination Circuit 1. Connect the circuit so that 5600 0 is in parallel with 2200 0, and so that this Current (A) 6. 2981 combination is then in series with 3300 0 and the battery. Use the voltmeter and measure the voltage across each resistor. 3. Use the ammeter to measure the current through the battery. V (Volts) R (2) 4 . Remove the wire from the battery, measure the total resistance of the resistor arrangement using the ohmmeter, and record it in the table to the right. Then 0 . 4 739/ 2. 177 // calculate the total effective resistance using Ohm's Law. 0. 4733 5. 616 Show the calculation of total resistance below: 3. 9850 31. 252 KR Rtotal ($2) 1 . 059 0syMeasure the EMF of the battery: . 4 628V Part A - Series Circuit 1. Record the actual resistances of the resistors in the table, using the ohmmeter. ap 2. Design a series circuit with these three resistors and a 1.5 V battery. Current 3 . (A) 0. 1317 mA Use the voltmeter and measure the voltage across each resistor. 4. Use the ammeter to measure the current through the battery. 5. Remove the wire from the battery, measure the total resistance of the resistor V (Volts) R ( 1 ) arrangement using the ohmmeter, and record it in the table to the right. Then 0. 2856 5 57 85 calculate the total effective resistance using Ohm's Law. Show the calculation of total resistance below: 0 . 4281 2170 n V = IR EMF= 1 . 4628, Cument= 0. 1317 0 . 7:423 32335 T = 11041 V = Rtotal ( 12 ) 11,041 2 Part B - Parallel Circuit 1. Design a parallel circuit with these three resistors and a 1.5 V battery. Current 2. Use the voltmeter and measure the voltage across each resistor. (A) 1.258 3. Use the ammeter to measure the current through the battery. 4. Remove the wire from the battery, measure the total resistance of the resistor V (Volts) R (1) arrangement using the ohmmeter, and record it in the table to the right. Then calculate the total effective resistance using Ohm's Law. 1 . 4462 2. 17 754 Show the calculation of total resistance below: 1 . 4656 5. 616 5 1.4632 3. 252 M d Rtotal (2 ) 1:0583/ 4.802 Part C - Combination Circuit 1. Connect the circuit so that 5600 0 is in parallel with 2200 0, and so that this Current (A) 6. 2981 combination is then in series with 3300 0 and the battery. Use the voltmeter and measure the voltage across each resistor. 3. Use the ammeter to measure the current through the battery. V (Volts) R (2) 4 . Remove the wire from the battery, measure the total resistance of the resistor arrangement using the ohmmeter, and record it in the table to the right. Then 0 . 4 739/ 2. 177 // calculate the total effective resistance using Ohm's Law. 0. 4733 5. 616 Show the calculation of total resistance below: 3. 9850 31. 252 KR Rtotal ($2) 1 . 059 0sy