SOMEONE PLEASE HELP ME WITH THIS SCIENCE/PHYSICS TEST QUESTION.
THE CORRECT ANSWER SHALL BE MARKED AS BRAINLIEST AND I WILL ALSO FOLLOW YOU. (THE GRAPH IS IN THE PHOTO) THANKS XOXO
Emma wanted to investigate the resistance of a sample of a material.
Graph 1 shows how the resistance changes with length.
(THE GRAPH IN THE PHOTO)
Length in centimetres
(i) The current through a 20 cm length of conducting putty was 0.15 A.
Use Graph 1 to find the resistance of a 20 cm length of conducting putty.
Resistance = . ohms
??
Answers: 2
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