Magnetic flux and flux linkage Quiz
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5 questions, one answer each
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1. A coil of area 5.0 × 10⁻³ m² is perpendicular to a 0.20 T field. What is the flux through it?
- A. 1.0 × 10⁻³ Wb
- B. 4.0 × 10⁻² Wb
- C. 1.0 × 10⁻² Wb
- D. 0.20 Wb
2. A 100-turn coil has flux 2.0 × 10⁻⁴ Wb through each turn. What is the flux linkage?
- A. 2.0 × 10⁻⁶ Wb turns
- B. 2.0 × 10⁻² Wb turns
- C. 2.0 × 10⁻⁴ Wb turns
- D. 100 Wb turns
3. The plane of a coil makes 90° with the field. What is the flux linkage?
- A. BAN
- B. BAN/2
- C. Zero
- D. Cannot be found
4. In RP11, which quantity is plotted against cos θ?
- A. Frequency
- B. Peak-to-peak height of the trace
- C. Number of turns
- D. Time base setting
5. A coil with normal at 60° to the field has flux linkage X. What is the maximum flux linkage for this coil?
- A. X/2
- B. X
- C. 2X
- D. 4X