Power supply voltage ɛ = 10.00 ±0.01V, R =70 ohm
RL (ohm) I (mA) VRL(VOLT) PRL=IVRL (ohm) RL / (R+RL)
10 40.50 4.42 178.891 800
20 36.00 7.85 282.691 1800
30 32.40 10.60 343.47 3000
40 29.46 12.85 378.479 4400
50 27.00 14.72 397.535 6000
60 24.93 16.31 406.473 7800.00
70 23.15 17.67 408.893 9800.00
80 21.60 18.84 407.076 12000.00
Q: Using the above sheet plot a proper graph P Vs RL? And from the graph find ε0
PRL = ( ε0 / R + RL)2 RL
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