- A Variation Of Current With Voltage Constant Resistance 70 Trial 1 2 Voltage V Volts 0 5 1 0 Current I Ampere 0 1 (31.26 KiB) Viewed 31 times
A. Variation of Current with Voltage. Constant resistance: 70 Trial 1 2 Voltage, V (volts) 0.5 1.0 Current, I (ampere) 0.07 0.14 Graph of voltage V (y-axis) vs. current / (x-axis) Voltage, V Points Used Slope of the line Constant Resistance Percentage Error 0.1 1 and 5 6.90 7.00 1.43 ohms ohms % 3 1.5 0.22 0.2 Current. I 4 2.0 0.29 5 2.5 0.36
B. Variation of current with resistance Constant Voltage: 2.0 V Trial Resistance, R (ohms) Reciprocal of Resistance, 1/R Current, I (ampere) Graph of current / (y-axis) vs. reciprocal of resistance 1/R (x-axis) Current Points Used Slope of the line Constant Voltage Percentage Error 0.5 0.4 a 02 0.1 0.10 1 5 0.2 0.41 0.12 185 2 6 0.16 0.33 0.14 2.11 V 2.00 V 5.50 % 3 7 0.14 0.29 0.16 Resistance 4 8 0.125 0.24 0.18 0.20 5 9 0.11 022 0.22
C. Variation of voltage with resistance. Constant current: 0.2A Voltage, V Trial Resistance, R (ohms) Voltage, V (volts) Graph the voltage V (y-axis) vs. resistance R (x-axis) Points Used Slope of the line Constant Current Percentage Error 2.5 20 1.5 1.0 0.5 1 5 1.10 N 1 and 4 0.20 0.20 0.00 2 6 1.30 A 3 7 1.40 Resistance. R 4 8 1.70 5 59 9 1.80 10