Technician a Says the Best Way to Check a Power

question 157

Multiple Choice

Technician A says the best way to check a power tool is to plug it in and try to use it. Technician B says the power tool should be inspected before each use. Who is correct?

• A)A only
• B)B only
• C)Both A and B
• D)Neither A nor B

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Definitions:

Ionic Bonding

A chemical bond formed between two atoms when one atom donates an electron to another, creating ions that attract each other due to opposite charges.

Polar Covalent

A type of chemical bond where electrons are unevenly distributed, resulting in a partial positive and negative charge on different atoms.

Nonpolar Covalent

A type of chemical bond where two atoms share a pair of electrons equally, resulting in no charge separation.

Lewis Structure

A graphical representation of the valence shell electrons in molecules or ions, showing how electrons are shared between atoms to form bonds.