When asked how to create an electromagnet, the best answer would be:
"You can create an electromagnet by applying a direct current to a non–magnetic material in order to create an electromagnetic field."
"You can create an electromagnet by covering a wire with insulation and applying a direct electrical current to the magnet."
"You can create an electromagnet by coiling a ferromagnetic material, wrapping in an insulator, and applying a current to the coil."
"You can create an electromagnet by wrapping an insulated wire around a metal with ferromagnetic properties and applying an electric current."
Answers: 3
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Player kicks a soccer ball from ground level and sends it flying at an angle of 30 degrees at a speed of 26 m/s. what is the horizontal velocity component of the ball to the nearest tenth of a m/s?
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If a simple machine reduces the strength of a force, what must be increased?
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What is the orbital period of a spacecraft in a low orbit near the surface of mars? the radius of mars is 3.4Ă—106m.
Answers: 2
When asked how to create an electromagnet, the best answer would be:
"You can create an electromagn...
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