What is the SI unit of electric charge ?

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The SI unit of Electric charge is 'Coulomb' and represented by the term Q.

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Coulomb .

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Charge :- coulomb

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Coulomb

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Coulomb**

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SI unit of electric charge is Coulomb and it is denoted by the letter Q.

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COULOMB IS THE SI UNIT OF ELECTRIC CHARGE

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COULOMB *

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COULOMB

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Coulômb

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Coulomb...

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The SI unit of electric charge is the coulomb (C).

Electric charge is a fundamental property of matter that determines its electromagnetic interactions. It is the physical property of matter that causes it to experience electrical and magnetic forces. The SI unit of electric charge, the coulomb, is named after French physicist Charles-Augustin de Coulomb, who made significant contributions to the understanding of electric charge and the laws governing it.

Definition of the Coulomb

The coulomb is defined as the amount of electric charge that flows through a conductor in one second when the current is one ampere. In other words, it is the quantity of charge transferred in one second by a current of one ampere.

Mathematically, it can be expressed as:
1 coulomb = 1 ampere × 1 second

Electric Charge and Elementary Charge

The charge on an object is a discrete quantity, which means it is quantized. The smallest possible unit of charge that can exist is called the elementary charge (e). The elementary charge is approximately equal to 1.602 × 10^(-19) coulombs. It is the charge carried by a single electron or proton.

Charge Conservation

One of the fundamental principles in physics is the conservation of electric charge. According to this principle, the total electric charge in a system remains constant unless it is transferred to or from the system. In other words, electric charge cannot be created or destroyed; it can only be transferred from one object to another.

Applications of Electric Charge

Electric charge plays a crucial role in various aspects of our daily lives and technological advancements. Some of the key applications include:

1. Electricity generation and distribution: Electric charge is essential for the production and transmission of electrical energy.

2. Electronics: Electric charge is the basis of electronic devices, such as computers, smartphones, and televisions.

3. Electrostatics: The study of static electric charges and their behavior is important for numerous applications, including inkjet printers, photocopiers, and air purifiers.

4. Electromagnetism: Electric charge is responsible for the creation and interaction of magnetic fields, which are utilized in various devices like motors and transformers.

Conclusion

The SI unit of electric charge is the coulomb. It is a fundamental property of matter and is quantized in discrete units called elementary charges. Electric charge is conserved, and its understanding is crucial for various technological applications in our daily lives.

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