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RADT 221 Test 1-solved
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RADT 221 Test 1-solved
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RADT 221 Test 1-solvedelectrostatics - Answer -study of distribution of electrons at rest
electrification - Answer -Process by which electrons are added or removed from an object
electrodynamics - Answer -electrons moving from (-) to (+)
electrical circuit - Answer -circular path from electron source to positive area and back to
source
two conditions that encourage electrons to move: - Answer -vacuums and gasses
Five laws of electrostatics - Answer -1. repulsion-attraction
2. inverse square
3. distribution
4. concentration
5. movement
Three methods of electrification: - Answer -friction, contact, induction
what method of electrification produces x-ray? - Answer -induction
electric current - Answer -electrons moving in the same direction
Four materials that encourage movement of electrons: - Answer -1. conductors (wire)
2. superconductors (aluminum)
3. semiconductors (silicone)
4. insulators (wire coating)
Three things an electrical circuit possesses - Answer -1. current
2. potential difference
3. resistance
what is the current, what is it measured in? - Answer -amount of e- flowing, amps
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