Two Converging Lenses, the First with Focal Length 25 Cm

question 24

Multiple Choice

Two converging lenses, the first with focal length 25 cm and the second with focal length 20 cm, are separated by 30 cm. A 4.0 cm tall object is placed 50 cm in front of the first lens. Where is the final image?

• A) 20 cm after the second lens
• B) 20 cm before the second lens
• C) 10 cm after the second lens
• D) 10 cm before the second lens
• E) 50 cm after the second lens

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Definitions:

Identical Goods

Products that are indistinguishable from each other in terms of quality, function, and characteristics.

Production Costs

The total expense incurred in manufacturing a product or providing a service, including raw materials, labor, and overhead expenses.

Monopolistic Competition

An industry that has many firms producing a differentiated product.

Over-Differentiation

Over-differentiation occurs when a company creates too many variations of a product, causing confusion among consumers and potentially harming sales.