Electrodynamics (Electricity)
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| show | The study of electrons at rest
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| show | Electrons in motion (current flow)
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| show | Gain or loss of electrons from matter.
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| Three types of electrification. | show 🗑
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| Define friction and state whether or not it confers the same or opposite charge. | show 🗑
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| show | touch, same charge
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| Define induction and whether or not it confers the same or opposite charge. | show 🗑
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| What is a coulomb? | show 🗑
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| 1 coulomb is equal to ____ electric charges | show 🗑
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| What is the difference between electrification and ionization? | show 🗑
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| Finish this law Unlike charges__________, like charges _____________ | show 🗑
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| Finish this law Electrostatic force is _____ _____ to the product of the electrostatic charges and ______ proportional to the square of the _______ between them | show 🗑
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| show | Coulomb's
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| Finish this law When an object is electrified, the ______________ | show 🗑
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| Finish this law The charge is more concentrated ________________ | show 🗑
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| show | Current
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| show | Amp
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| show | Pathway for current to flow (has to be closed to flow)
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| What do we use to set our tube current? | show 🗑
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| Potential difference is _______. | show 🗑
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| show | voltage
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| What do we use to set our potential difference within the tube? | show 🗑
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| show | Conductor, insulator, semiconductor, superconductor
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| show | silicon, germanium, arcelin
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| Which state of matter does not allow current to flow due to very high resistance? Give some examples. | show 🗑
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| No resistance, allows free flow of current without potential difference. Cold temps. required. Which state of matter is being described? | show 🗑
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| show | conductor
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| Give examples of a superconductor. | show 🗑
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| Path for current to flow with a potential difference. | show 🗑
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| What are the two types of circuitry? | show 🗑
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| Which circuit does not allow flow of current? | show 🗑
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| Name five sources where current can come from. | show 🗑
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| Which source converts mechanical energy into electric energy? | show 🗑
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| show | battery
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| What are the four conditions in which current will flow? | show 🗑
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| show | opposition to current flow
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| show | ohm
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| show | type of material, length, diameter, temperature
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| show | glass or rubber
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| show | directlonger the length, more resistance
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| show | indirectsmaller the diameter, more resistance
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| show | directhotter temp. , more resistance
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| Name some components of a circuit. | show 🗑
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| This component of a circuit stores electrical charge temp. | show 🗑
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| show | Farad
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| These two components of the ciurcuit measures amperage and voltage. | show 🗑
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| This component of the circuit controls mA. | show 🗑
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| Which component of the circuit allows us to select our kVp? | show 🗑
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| show | primary (low voltage) and secondary (high voltage)
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| Opens/closes main circuit and is located on the primary side of the circuit | show 🗑
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| show | tube and rectifiers
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| show | Rectifiers
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| step-up or high voltage transformers | show 🗑
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| show | 3-5 amps or 6-10 volts; .5-5 mA or 6-10 volts
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| Rotor motor | show 🗑
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| Name the two types of circuits? | show 🗑
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| show | all elements are connected in line along the same conductor.
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| Parallel circuit | show 🗑
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| show | series, parallel
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| show | If one section of the circuit does not work the rest of the circuit will still function
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| show | V= IR
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| show | I= 22 amps
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| Direct current | show 🗑
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| show | Alternating current
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| show | distance from crest to crest or trough to trough
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| show | angstroms
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| show | number of wavelengths
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| ______ is the unit of measurement of frequency. | show 🗑
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| show | amplitude
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| Rate of doing work. | show 🗑
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| show | watt
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| show | P= IV(I= amperage, V= voltage)
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| show | P=IVP=120(1.5) = 180 watts
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| show | Power loss
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| What formula is used to determine power loss? | show 🗑
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| State the formulas for the following:ohm's law, power, power loss, total resistance in a parallel circuit | show 🗑
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| __________ occurs because of the movement of negative electric charges. | show 🗑
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| Differentiate between static electricity and electrodynamics. | show 🗑
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| show | same
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| Contact causes a/the _______charge to be transferred to an uncharged body. | show 🗑
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| Induction causes a/the _____ charge to be conferred to an uncharged body coming into the field of a charged body. | show 🗑
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| show | insulator - rubberconductor - aluminumsemiconductor - silicon
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| show | coulumb
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| Define potential difference and state unit of measurment. | show 🗑
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| show | flow of electrons within tube unit: mA
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| Define filament current and state unit of measurment. | show 🗑
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| show | opposition to current flowunit: ohms
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