IB Physics · D.4 · investigation
Coil leaves a magnetic field 1
Fields · Induction · Original GioPhysics question with a detailed, mark-by-mark answer guide.
- Demand
- demanding
- Marks
- 6
- Topics
- 2
- Answer
- Complete
Question6 marks
A 90-turn coil of area 0.0013 m² is initially perpendicular to a 0.27 T field and is then moved completely out of the field in 0.085 s. Determine the average induced emf.
Task interpretation
What a complete response should do
Define what changes and what is measured, then give a reproducible method and a way to judge the evidence.
Split the problem into linked stages and state why each relationship applies.
- Response type
- investigation
- Allocation
- 6 marks
- Demand
- demanding
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