A Diffraction Grating Has 5000 Lines Per Centimeter and Is

question 53

Multiple Choice

A diffraction grating has 5000 lines per centimeter and is 1.5 centimeters wide.When radiation is incident upon the grating a second-order maximum is observed at an angle of 37º.The wavelength of this light is

• A)400 nm
• B)600 nm
• C)900 nm
• D)1200 nm
• E)2400 nm

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Definitions:

Flooding

A behavioral fear-reduction technique based on principles of classical conditioning; fear-evoking stimuli (CSs) are presented continuously in the absence of actual harm so that fear responses (CRs) are extinguished.

Unconditioned Stimulus (UCS)

A stimulus that elicits a response from an organism prior to conditioning.

Pavlov

A Russian physiologist known for his work in classical conditioning, particularly his experiments with dogs and salivation.

Meat Powder

A substance used in Pavlov's experiments that, when presented to dogs, would cause them to salivate, demonstrating classical conditioning.