A Young's Double-Slit Apparatus Is Set Up

question 2

Multiple Choice

A Young's double-slit apparatus is set up.The source wavelength is 430 nm,and the double-slit spacing is 0.040 mm.At what distance from the double slits should the screen be placed if the spacing between alternating bright fringes is to be 2.4 cm? (1 nm = 10^-9 m)

• A)1.6 m
• B)2.2 m
• C)2.4 m
• D)2.9 m

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Definitions:

Disruptive Mood Dysregulation Disorder

A psychiatric disorder in children characterized by persistent irritability and frequent episodes of extreme, inappropriate anger.

Learned Helplessness

A condition where an individual becomes passive and accepting of a negative situation after repeatedly experiencing a perceived lack of control over the outcome.

Bipolar Disorder

A mental health disorder marked by extreme mood swings that include emotional highs (mania or hypomania) and lows (depression).

OCD

Obsessive-Compulsive Disorder, a mental health condition characterized by unwanted, repetitive thoughts (obsessions) and behaviors (compulsions) that an individual feels compelled to perform.