In the Figure,the Thin Lens Forms a Real Image of the Object

question 57

Multiple Choice

In the figure,the thin lens forms a real image of the object 94.0 cm from the object.What is the focal length of the lens?

• A) 22.0 cm
• B) 25.5 cm
• C) 27.5 cm
• D) 55.8 cm
• E) 86.0 cm

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Definitions:

Sleeping Pills

Medications taken to help induce sleep in individuals who struggle with falling asleep or staying asleep, known as insomnia.

Sleepwalking

A sleep disorder causing people to get up and walk around during deep sleep, often unaware of their activities upon awakening.

Dreamless Sleep

A phase of sleep where the sleeper does not report dreams upon awakening.

Restorative Theory

A theory suggesting that sleep is necessary for the restoration of physical and psychological health and well-being.