19 (b) Which two of these statements could explain the results for the resistance of the wires? A
Wire X is the same thickness but longer than wire W.
B
Wire X is the same length but thicker than wire W.
C
Wire Y is the same length but thicker than wire W.
D
Wire Y is longer and thinner than wire X.
Choose from: A
B
C
D
answer ................................................. and .................................................
Š OCR 2015
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