A Horizontal Desk Surface Measures 1 $^{\circ}$ Below the Horizontal,what Is the Magnetic Flux Through the Desk

question 32

Multiple Choice

A horizontal desk surface measures 1.3 m by 1.0 m.If the Earth's magnetic field has a magnitude of 0.44 mT and is directed 65 $^{\circ}$ below the horizontal,what is the magnetic flux through the desk surface?

• A) 1.1 \(\times\) 10^-3 Wb
• B) 5.2 \(\times\) 10^-4 Wb
• C) 3.2 \(\times\) 10^-4 Wb
• D) 7.3 \(\times\) 10^-3 Wb

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