Molecular Vibrational Energy Transitions Are Observed in the Infrared,molecular Rotational

question 128

Multiple Choice

Molecular vibrational energy transitions are observed in the infrared,molecular rotational transitions in the microwave,and electronic transitions in the ultraviolet-visible range.Which transitions require the most energy and which the least energy?

• A)Electronic transitions require the least energy and vibrational transitions the most.
• B)Rotational transitions require the least energy and electronic transitions the most.
• C)Vibrational transitions require the least energy and electronic transitions the most.
• D)Vibrational transitions require the least energy and rotational transitions the most.

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Definitions:

Leads

Conductors or wires that provide electrical connections between the components of an electrical circuit.

Squirrel-Cage Motor

A type of induction motor characterized by a rotor designed as a series of short-circuited rings connected by bars, resembling a squirrel cage.

Current Draw

The amount of electrical current pulled from a source by a load or device in operation, often measured in amperes.

Squirrel-Cage Rotor

A type of rotor found in induction motors characterized by its cylindrical shape with aluminum or copper bars running the length of the cylinder and connected at both ends by rings, resembling a squirrel cage.