A-Level
EDEXCEL
Physics
January 2025
3 Marks
QP-202501-Physics-U4 · Question 13
Question (excerpt):
13 A power cable is supported by two pylons, as shown. The length of the cable is 90 m. The current in the cable is 700 A. Near the pylons, the Earth’s magnetic field has a magnetic flux density of 48…
13 A power cable is supported by two pylons, as shown. The length of the cable is 90 m. The current in the cable is 700 A. Near the pylons, the Earth’s magnetic field has a magnetic flux density of 48…
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