ENGINEERING - Coulomb's law and static electricity.

Atoms which can let easily pass electrons are called ​ (a)   and the ones which can't let them pass are called ​ (b)   .

• conductors
• insulators

What is the SI unit for charge?

• Joules

• Newton

• Meters

• Coulomb

Which statement is true?

• unlike charges attract

• like charges attract

• none of above

• unlike charges repel

How would you define static electricity?

• A phenomenon associated with stationary electrons.
• A phenomenon associated with positive electric charges.
• The transfer of charged particles from one body to another.
• The transfer of uncharged particles by a current.

What is electrostatic?

• A material that can conduct or isulate electricity.

• It is the flow of electrical power or charge.

• The unit of electric charge in the International System of Units (SI).

• The study of forces between charges, as described by Coulomb's Law.

_________ phenomenon associated with stationary or moving electric charges.

• Electricity

• Electric charge

________ is a property of matter borne or carried by elementary particles.

• Electricity

• Electric charge

Which is the value of the constant in Coulomb's equation?

• k = 9·10^-9

• k = 9·10⁹

• k = 9.8

• k = 6.67·10¹¹

According to the image. Which one represents a force of attraction?

• A)

• B)

According to the image. Which one represents a force of repulsion?

• A)

• B)