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What is the name of the force-carrying particle of the electromagnetic interaction?
Answer
Photon
Which phenomenon allows some materials to conduct electricity with zero resistance below a critical temperature?
Answer
Superconductivity
What is the standard nominal voltage of a single AA alkaline battery?
Answer
1.5 volts
What component converts alternating current into direct current?
Answer
Rectifier
Which 1820 experiment showed that a current-carrying wire can deflect a compass needle?
Answer
Ørsted’s experiment
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What component converts alternating current into direct current?
Answer
Rectifier
Which 1820 experiment showed that a current-carrying wire can deflect a compass needle?
Answer
Ørsted’s experiment
Which instrument displays electrical voltage as a waveform over time?
Answer
Oscilloscope
Which material becomes strongly magnetized in an external field and commonly forms permanent magnets?
Answer
Ferromagnetic material