The symbol for electric charge quantity is the capital letter “Q,” with the unit of coulombs abbreviated by the capital letter “C."......

Symbol for Electric Charge
Electric charge is represented by the symbol "q" in physics. It is a fundamental property of matter that can be positive or negative. The unit of electric charge is the coulomb (C), named after the French physicist Charles-Augustin de Coulomb.

Explanation
- The symbol "q" is used to denote electric charge in equations and formulas related to electromagnetism.
- Positive charges are carried by protons, which have a charge of +1.6 x 10^-19 C, while negative charges are carried by electrons, which have a charge of -1.6 x 10^-19 C.
- The total charge of an object is the sum of the charges of its constituent particles.
- Electric charge plays a crucial role in the interaction between objects through the electromagnetic force.

Importance of the Symbol
- The symbol "q" simplifies the representation of electric charge in mathematical equations and scientific discussions.
- It allows scientists and engineers to quantify and manipulate the concept of charge in various applications, such as circuit design, particle physics, and electrostatics.
In conclusion, the symbol "q" serves as a concise and universally recognized representation of electric charge in the field of physics, enabling a better understanding and communication of concepts related to electricity and magnetism.