A Pair of Narrow Slits,separated by 1

question 31

Multiple Choice

A pair of narrow slits,separated by 1.8 mm,is illuminated by a monochromatic light source.Light waves arrive at the two slits in phase,and a fringe pattern is observed on a screen 4.8 m from the slits.If there are 5.0 complete bright fringes per centimeter on the screen near the center of the pattern,what is the wavelength of the monochromatic light?

• A) 550 nm
• B) 600 nm
• C) 650 nm
• D) 700 nm
• E) 750 nm

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Definitions:

Sympathetic Nervous System

A part of the autonomic nervous system that prepares the body for action and stress responses, often referred to as the fight-or-flight response.

Fight-Or-Flight

A physiological reaction to perceived harmful events, attacks, or threats to survival, preparing the body to either confront or flee from the situation.

Mediates

Acts as a negotiator or intermediary between parties to help resolve a dispute or bring about an agreement.

Duchenne Smiles

Genuine smiles that involve contraction of both the zygomatic major muscle, which pulls up the corners of the mouth, and the orbicularis oculi muscle, which raises the cheeks and forms crow's feet around the eyes.