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1. |
The following four wires are made of the same material. Which of these will have the largest extension when the same tension is applied? |
A. | Length = 50 cm, diameter = 0.5 mm |
B. | Length = 100 cm, diameter = 1 mm |
C. | Length = 200 cm, diameter = 2 mm |
D. | Length = 300 cm, diameter = 3 mm |
Answer» B. Length = 100 cm, diameter = 1 mm | |