I am not sure what i am doing wrong. can somone help me find the correct answers

Question

I am not sure what i am doing wrong. can somone help me find the correct answers?

Module 7 - Experiment 2 - Ohm's Law (Lab)

Table 1 IxR Current Resistance |Voltage (S2) 100 200 10 0.100 10 X Check the number of significant figures. 10 4 0.033 10 49 0.05 300 10 too low X Check the number of significant figures. 10 X Check the number of significant figures. 10 10 49 0.025 10 80 00.025 400 500 10 4 0.02 40.0166 600 10 too low 4 0.014 700 10 too low 40.0125 800 10 400.011 900 10 too low 40 0.01 X Check the number of significant figures. 10 1000 10

Explanation / Answer

In the question you didn’t mentioned that how many significant digit are needed in the final answer.

As I worked on the problem I found that ‘3’ sigfig is needed here.

Final answer are as below:

Table 1

Table 1 R V I I x R I 100 10 0.100 10 0.1 200 10 0.0500 10 0.05 300 10 0.0333 10 0.033333333 400 10 0.0250 10 0.025 500 10 0.0200 10 0.02 600 10 0.0167 10 0.016666667 700 10 0.0143 10 0.014285714 800 10 0.0125 10 0.0125 900 10 0.0111 10 0.011111111 1000 10 0.0100 10 0.01

Table 1

R V I I x R I 100 5 0.0500 5 0.05 200 5 0.0250 5 0.025 300 5 0.0167 5 0.016666667 400 5 0.0125 5 0.0125 500 5 0.0100 5 0.01 600 5 0.00833 5 0.008333333 700 5 0.00714 5 0.007142857 800 5 0.00625 5 0.00625 900 5 0.00556 5 0.005555556 1000 5 0.00500 5 0.005 Table 1 R V I I x R I 100 20 0.200 20 0.2 200 20 0.1000 20 0.1 300 20 0.0667 20 0.066666667 400 20 0.0500 20 0.05 500 20 0.0400 20 0.04 600 20 0.0333 20 0.033333333 700 20 0.0286 20 0.028571429 800 20 0.0250 20 0.025 900 20 0.0222 20 0.022222222 1000 20 0.0200 20 0.02

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