In a Double Slit Experiment,the Intensity of Light at the Center

question 1

Multiple Choice

In a double slit experiment,the intensity of light at the center of the central bright fringe is measured to be 6.2 µW/m².What is the intensity halfway between the center of this fringe and the first dark band,assuming that the small-angle approximation is valid?

• A) 6.2 µW/m²
• B) 3.1 µW/m²
• C) 4.7 µW/m²
• D) 1.6 µW/m²
• E) 0.12 µW/m²

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Definitions:

Parasympathetic Nervous System

The part of the autonomic nervous system responsible for rest and digestion, reducing the body's fight or flight response.

Pupil Dilation

The expansion of the pupil of the eye, often in response to low light conditions or as an expression of emotion.

Withdrawal Reflex

A spinal reflex that causes immediate withdrawal from a painful or harmful stimulus.

Interneurons

Neurons that transmit impulses between other neurons, especially as part of reflex arcs in the nervous system.