A Lens of Focal Length 1500 Mm Is Used to Project

question 61

Multiple Choice

A lens of focal length 1500 mm is used to project an in image of the sun.If the sun subtends an angle of 0.50 $^{\circ}$ ,what is the diameter of the image?

• A) 60 mm
• B) 30 mm
• C) 26 mm
• D) 6.5 mm
• E) 13 mm

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Definitions:

Electroconvulsive Therapy (ECT)

A medical treatment involving the induced seizures in patients through electric currents to the brain, primarily used for severe depression or bipolar disorder.

Memory Loss

The inability to remember information or experiences, which can be due to various factors including aging, psychological trauma, or neurological conditions.

Neurological Damage

Injury or harm to the nervous system, including the brain and spinal cord, which can result in various physical or cognitive impairments.

Adjunctive Therapy

Additional treatment used together with the primary treatment to enhance its effectiveness or address specific symptoms.