A Magnifying Lens with a Focal Length of 30 Cm

question 3

Multiple Choice

A magnifying lens with a focal length of 30 cm has what magnification when the viewing eye is relaxed?

• A)7.14
• B)0.8
• C)1.3
• D)1.8
• E)​-0.2

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Definitions:

Hydrogen Ions

Positively charged ions (H+) formed when a hydrogen atom loses its electron, playing a crucial role in acid-base chemistry.

Phosphate Ions

Inorganic chemical species consisting of a phosphorus atom bonded to four oxygen atoms, carrying a negative charge.

Chloroplast Membrane

The envelope surrounding a chloroplast, consisting of an inner and an outer lipid bilayer, that regulates the passage of molecules in and out of the chloroplast.

Calvin-Benson Cycle

A series of biochemical reactions taking place in the chloroplasts of photosynthetic organisms, crucial for converting carbon dioxide and water into glucose, using sunlight energy.