Monochromatic Light, at Normal Incidence, Strikes a Thin Film in Air.If

question 43

Multiple Choice

Monochromatic light, at normal incidence, strikes a thin film in air.If $\lambda$ denotes the wavelength in the film, what is the thinnest film in which the reflected light will be a maximum?

• A)"much less than \(\lambda\)"
• B)"\(\lambda\)/4"
• C)"\(\lambda\)/2"
• D)"3\(\lambda\)/4"
• E)"\(\lambda\)"

Recognize and describe the significance of resonance in the stability of molecules.

Determine the polarity of molecular bonds based on atom electronegativity differences.

Understand the concept of formal charge and its calculation in the context of molecular structures.

Describe the principles of ionic and covalent bonding and identify examples of each.

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Definitions:

Availability Heuristic

A mental shortcut that relies on immediate examples that come to a given person's mind when evaluating a specific topic, concept, method, or decision.

Additive Strategy

A decision-making approach in which each alternative is rated on each of the important factors affecting the decision and the alternative with the highest overall rating is chosen.

Analogy Heuristic

A rule of thumb that applies a solution that solved a problem in the past to a current problem that shares many features with the past problem.

Algorithm

A systematic, step-by-step procedure, such as a mathematical formula, that guarantees a solution to a problem of a certain type if applied appropriately and executed properly.