TPC Basic Electricity & Electronics Exam Questions and Answers 100% Pass

TPC Basic Electricity & Electronics Exam
Questions and Answers 100% Pass


All modern electrical equipment is based on an understanding of the

relationship between _________

and _________. -

[ANSWER]: electricity; magnetism




QUESTION: If a gap exists in an electric circuit, the circuit is said to be

-

[ANSWER]: open




QUESTION: Atomic particles that have a positive electrical charge are

called -

[ANSWER]: protons

,QUESTION: Static electricity -

[ANSWER]: does not move




QUESTION: You may find electricity easier to understand if you think

of voltage as electrical -

[ANSWER]: pressure




QUESTION: Identical cells connected in __________ provide greater

_________ than a single cell. -

[ANSWER]: parallel; current capacity




QUESTION: You must be careful when recharging lead-acid batteries

because they -

[ANSWER]: can explode

can throw acid around the area

produce flammable gases

, "all of the above" ALL IS ANSWER




QUESTION: The negative plate in an electrochemical cell is called the -

[ANSWER]: cathode




QUESTION: Which device for producing a potential difference consists

of two different metals welded together? -

[ANSWER]: Thermocouple




QUESTION: An optoisolator receives a low-voltage signal on the LED

side of the device and triggers a device that

produces a ___________ voltage on the output side. -

[ANSWER]: higher




QUESTION: The purpose of a potentiometer is to -

[ANSWER]: divide a potential difference into two parts