andrewweltz421
25.11.2020 •
Physics
A piece of magnetite used to find directions is called
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Ответ:
It's called a "lodestone".
If it's suspended and allowed to turn freely, it behaves like a magnetic compass.
Ответ:
Wattage = I^2 * R
R = 195 ohms
I = 0.62 A
Wattage = 0.62^2 * 195
Wattage = 74.958
Wattage = 75 watts to the nearest whole watt.