Physics, 24.06.2019 04:50 chivitogomez2400
Some electronic devices such as phones and watches can be charged wirelessly. in the charger, there is a coil that generates a rapidly changing magnetic field. in the device, there is a second, 100-turn rectangular coil with side length of 3.0 cm and 4.0 cm. if the maximum rate of the change of the magnetic field and the second coil is 53 t/s, what is the emf induced in this coil?
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Some electronic devices such as phones and watches can be charged wirelessly. in the charger, there...
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