Spherical Mirrors: a Concave Spherical Mirror with a Radius of 20

question 32

Multiple Choice

Spherical mirrors: A concave spherical mirror with a radius of 20 cm creates a real image 30 cm from the mirror. How far is the object from the mirror?

• A) 50 cm
• B) 20 cm
• C) 15 cm
• D) 7.5 cm
• E) 5.0 cm

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Definitions:

Aqueous Solution

A solution in which the solvent is water, commonly used in a wide range of chemical and biological processes.

Solute

A substance that is dissolved in another substance (solvent), forming a solution, which can be a solid, liquid, or gas.

Solvent-water

A substance, in which water acts as the dissolving agent or medium, primarily for solutes.

Semipermeable Membrane

A type of barrier that allows some particles to pass through while preventing others, often used in the context of biological membranes or filtration systems.