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Exam (elaborations)
PHY 150 Exam 2 Questions with correct answers
Preview 2 out of 12 pages
PHY 150 Exam 2 Questions with correct answers Which of the following is true of electric charges (positive and negative)? - Like charges repel Chemical reactions produce voltages that are typically - 1 volt = 1 eV per electron When you get an electric shock from a door knob, the voltage is typically - . 10,000 volts - actually, more like 50,000 volts; - Sparks - 30,000 volts/cm (in air) - A spark is an electric current in air An electric spark of 50,000 volts may not hurt you if - A. the current is low
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