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Physics, 22.06.2019 03:00
An electric current is flowing through the cord below.what will happen to this current if a magnet is brought near the cord? a. the electric current will stop flowing. b. it will exert a force on the voltage. c. the resistance of the wire will decrease. d. it will exert a force on the electric current.
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Physics, 23.06.2019 07:20
Aseries circuit has a battery and resistor and a light bulb with a power of 3.0 w if the current in the circuit is 0.90 a over a period of 20 seconds what is the voltage across a lightbulb
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Physics, 24.06.2019 00:00
Which of the following correctly compares uv rays and infrared waves? infrared waves have higher energy than uv rays. infrared waves have the same wavelength as uv rays. infrared waves have lower frequency than uv rays. infrared waves have shorter wavelength than uv rays.
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