gauss law: meaning, definition, pronunciation and examples
Very Low FrequencyHighly Technical / Scientific
Quick answer
What does “gauss law” mean?
A fundamental law in electromagnetism stating that the total electric flux through any closed surface is proportional to the enclosed electric charge.
Audio
Pronunciation
Definition
Meaning and Definition
A fundamental law in electromagnetism stating that the total electric flux through any closed surface is proportional to the enclosed electric charge.
In physics, it's one of Maxwell's four equations governing electromagnetism, relating the distribution of electric charge to the resulting electric field. The term can also metaphorically describe any principle where an internal quantity determines an external flow or effect.
Dialectal Variation
British vs American Usage
Differences
No significant lexical or grammatical differences. Both use the same term. Spelling of related words may differ (e.g., behaviour/behavior, metre/meter).
Connotations
Identical—strictly denotes the scientific law. No regional connotations.
Frequency
Equally rare and specialized in both dialects, confined to physics and engineering contexts.
Grammar
How to Use “gauss law” in a Sentence
[Subject] + obeys/follows + Gauss's law[Subject] + can be derived + from Gauss's lawAccording to Gauss's law, + [Statement][Someone] + applied Gauss's law + to [a problem]Vocabulary
Collocations
Examples
Examples of “gauss law” in a Sentence
verb
British English
- The symmetry of the charge distribution allows one to *Gauss-law* the problem efficiently. (informal technical slang)
American English
- We need to *Gauss* our way to the solution. (informal technical slang)
adjective
British English
- The *Gaussian* surface must be chosen carefully. (derived adjective)
American English
- The *Gaussian* surface must be chosen carefully. (derived adjective)
Usage
Meaning in Context
Business
Never used.
Academic
Exclusively used in physics, electrical engineering, and applied mathematics lectures, textbooks, and research papers.
Everyday
Virtually never used in everyday conversation.
Technical
Core term in electromagnetism, electrostatics, and field theory. Used in problem-solving, theory derivation, and experimental analysis.
Vocabulary
Synonyms of “gauss law”
Strong
Neutral
Weak
Vocabulary
Antonyms of “gauss law”
Watch out
Common Mistakes When Using “gauss law”
- Mispronouncing 'Gauss' to rhyme with 'mouse' (correct: rhymes with 'house').
- Omitting the possessive 's' (incorrect: 'Gauss law').
- Confusing it with Ampère's law or Faraday's law.
- Applying it to open surfaces instead of closed surfaces.
FAQ
Frequently Asked Questions
No, while most common for electricity, Gauss's law also has a form for magnetism (stating the magnetic flux through any closed surface is zero).
It is named after Carl Friedrich Gauss, who formulated the relationship, though the concept was developed in conjunction with the work of others like Joseph-Louis Lagrange.
It is an imaginary closed surface chosen to apply Gauss's law, typically matching the symmetry of the charge distribution to simplify the flux calculation.
Yes, it is a fundamental law of nature derived from experimental observation and is one of the cornerstones of classical electromagnetism.
A fundamental law in electromagnetism stating that the total electric flux through any closed surface is proportional to the enclosed electric charge.
Gauss law is usually highly technical / scientific in register.
Gauss law: in British English it is pronounced /ˌɡaʊsɪz ˈlɔː/, and in American English it is pronounced /ˌɡaʊsɪz ˈlɔ/. Tap the audio buttons above to hear it.
Phrases
Idioms & Phrases
- “N/A”
Learning
Memory Aids
Mnemonic
Imagine a net (closed surface) catching fish (electric field lines). The number of fish caught (flux) depends only on how many fish sources (charges) are inside the net, not on their position inside or what's outside. Gauss's law quantifies this.
Conceptual Metaphor
ACCOUNTING or SOURCE-FLOW: Electric charge is the 'source' or 'inventory', and the electric flux is the 'total outflow' that must be accounted for.
Practice
Quiz
Gauss's law is most useful for calculating electric fields when: