A Convex Mirror Has a Focal Length of −20 Cm

question 14

Multiple Choice

A convex mirror has a focal length of −20 cm. What is the position of the resulting image (in cm) if the image is upright and four times smaller than the object?

• A) −100
• B) −25
• C) −50
• D) −15
• E) −10

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Definitions:

Pillows

Cushioned supports used for comfort, typically while sleeping or sitting.

Torso

The central part of the human body to which the neck and limbs are attached.

ROM

Range of Motion; measures the extent of movement around a specific joint or body part.

Extremities

The limbs of the body, specifically the arms and legs.