Magnifying Glass: What Is the Focal Length of a Magnifying

question 64

Multiple Choice

Magnifying glass: What is the focal length of a magnifying glass that produces an angular magnification of 7.0 x when used by a person with a near point at 28 cm?

• A) 2.0 cm
• B) 3.0 cm
• C) 4.0 cm
• D) 5.0 cm
• E) 6.0 cm

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Definitions:

Romanesque Reliefs

Sculptural works found in Romanesque architecture (circa 1000-1200 AD) characterized by their semi-circular arches and representations of biblical and religious themes.

Saint-Sernin

A historic basilica in Toulouse, France, known for its Romanesque architecture and significance as a key stop on the pilgrimage route to Santiago de Compostela.

Bernardus Gelduinus

A sculptor of the Romanesque period, known for his work on the ambulatory capitals at the Basilica of Saint-Sernin, Toulouse.

Church Building

A structure designed for Christian worship and other religious activities, often characterized by symbolic architecture and sacred adornments.