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### 10 Cards in this Set

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 Ohm's Law states: A Voltage = Current x Resistance B Amperes = Current x Resistance C Voltage = Resistance / Amperes D Ohms = Voltage / Current A Voltage = Current x Resistance An electromagnetic-induction device usually has which of the following materials in its core? A brass B silver C aluminum D iron D Iron How many diodes should you expect to find in a bridge rectifier? A 0 B 4 C 8 D 10 C Another name for cycles per second: A watts B voltage C hertz D amperes C the number of times alternating current changes its direction in one second is know as its frequency Newer cell phones contain a removable memory card, which is often called a: A SIM Card B DIM Chip C PIN Card D Pin Chip A Subscriber Identity Module When current flows through a wire, the following influences are present: A amperes and ohms only B voltage, watts, and ohms C voltage and amperes only D voltage, ohms, and smperes D Millihenries are related to: A capacitors B inductors C relays D transformers B inductors Radar can operate at frequences as high as: A 100,000 Hz B 100,000 kHz C 100,000 MHz D 500,000 MHz C Radio waves travel: A at the speed of light B at the speed of sound C faster than the speed of light D faster than sound but slower than light A Speed of Light Changing alternating current to direct current is called: A capacitance B impedance C rectification D induction C Changing AC to DC is a process called rectification