Chapter 14 Basic Electronics question correctly done,2023/2024.

Semiconductors conduct electricity through the movement of negatively charged electrons and positively charged __________. A. Conductors B. Holes C. Insulators D. Protons - answersHoles Adding impurities, such as boron or phosphorous, to a pure semiconductor material to change its conduction traits is called ___________. A. Conducting B. Hole flow C. Relaying D. Doping - answersDoping A semiconductor material that has a surplus of electrons is referred to as a(n) ___________ material. A. Diode B. N-type C. P-type D. Transistor - answersN-type Electrons will only flow through a diode from the _________. A. Cathode to the anode B. Anode to the cathode C. Emitter to the collector D. Forward bias to the reverse bias - answersCathode to the anode Which type of circuit uses electrical or electronic devices to control the flow of electric current, causing loads to be either energized or de-energized A. Sensor B. Branch C. Series D. Control - answersControl Which device detects and responds to some kind of stimulus, such as temperature, pressure, or an energy electrical signal? A. Inverter B. Relay C. Amplifier D. Sensor - answersSensor Which device converts an input signal from one form of energy to an output signal of another form of energy? A. Transducer B. Thermistor C. Transistor D. Relay - answersTransducer Which solid-state device allows electrons to flow in both directions? A. Silicon-controlled rectifier B. Diac C. Diode D. Rectifier - answersDiac The minimum voltage required for current to flow through a diac is called the __________. A. Holding voltage B. Exceeding voltage C. Breakover voltage D. Diac voltage - answersBreakover voltage Which three-terminal switching device only conducts from cathode to anode? A. Silicon-controlled rectifier B. Diac C. Diode D. Triac - answersSilicon-controlled rectifier Which of the following methods cannot be used to turn off a silicon-controlled rectifier? A. Opening the game circuit B. Decreasing the current below the holding current threshold C. Applying a reverse voltage to the cathode D. Opening a switch to cut off all current - answersOpening the game circuit Which three-terminal semiconductor device is used to either switch or amplify an electrical signal?