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TPC BASIC ELECTRICITY & ELECTRONICS QUESTIONS AND ANSWERS 2024/2025 $12.49   Add to cart

Exam (elaborations)

TPC BASIC ELECTRICITY & ELECTRONICS QUESTIONS AND ANSWERS 2024/2025

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All modern electrical equipment is based on an understanding of the relationship between _________ and _________.  electricity; magnetism If a gap exists in an electric circuit, the circuit is said to be  open Atomic particles that have a positive electrical charge are called  prot...

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  • October 8, 2024
  • 11
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • TPC
  • TPC
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2 0 2 4 /2025 | © copyright | This work may not be copied for profit gain Excel!


TPC BASIC ELECTRICITY & ELECTRONICS
QUESTIONS AND ANSWERS 2024/2025
All modern electrical equipment is based on an understanding of the relationship between

_________

and _________.

 electricity; magnetism


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


 open


Atomic particles that have a positive electrical charge are called

 protons


Static electricity

 does not move


You may find electricity easier to understand if you think of voltage as electrical

 pressure


Identical cells connected in __________ provide greater _________ than a single cell.


 parallel; current capacity


You must be careful when recharging lead-acid batteries because they

 can explode
can throw acid around the area


1|Page| GradeA+ | 2 0 0 2 5

, 2 0 2 4 /2025 | © copyright | This work may not be copied for profit gain Excel!

produce flammable gases

"all of the above" ALL IS ANSWER




The negative plate in an electrochemical cell is called the


 cathode


Which device for producing a potential difference consists of two different metals welded

together?

 Thermocouple


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.

 higher


The purpose of a potentiometer is to


 divide a potential difference into two parts


Power is measured in

 watts


Variable resistors in the range of ^1/_2 to 2 watts are called _____________, while those in

the range of

5 to 1000 watts are called _____________.


1|Page| GradeA+ | 2 0 0 2 5

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