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1) The magnetic flux that passes through one turn of a 15-turn coil of wire changes to 2.71 from 10.1 Wb in a time of 0.0605 s. The average induced current in the coil is 299 what is the resistance of the wire? Number: Units:

2) A truck driver is broadcasting at a frequency of 36.529 MHz with a CB (citizen's band) radio. Determine the wavelength of the electromagnetic wave being used. Use 2.9979 × 108 m/s as the speed of light, and give your answer to five significant figures. Number: Units:

3) In a dentist's office an X-ray of a tooth is taken using X-rays that have a frequency of 5.13 × 1018 Hz. What is the wavelength in vacuum of these X-rays? Number: Units:

4) The maximum strength the magnetic field in an electromagnetic wave is 5.1 × 10-6 T. What is the maximum strength of the electric field of the wave? Number: Units:

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