The Figure Shows a Point Source of Unpolarized Light at a Inside

question 48

Multiple Choice

The figure shows a point source of unpolarized light at A inside a uniform transparent crystal. The ray AO in the crystal strikes the plane surface SS' making an angle of 30° with the normal. This angle is the critical angle for transmission into air.

-Determine the index of refraction of the crystal.

• A)0.58
• B)1.2
• C)1.7
• D)2.0
• E)2.4

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Definitions:

Secondary Reinforcement

A process in conditioning where a stimulus reinforces a behavior after it has been associated with a primary reinforcer.

Variable Ratio Schedule

A reinforcement schedule used in conditioning where a response is reinforced after an unpredictable number of responses, leading to high and steady response rates.

Fixed Ratio Schedule

A type of reinforcement schedule in behavioral psychology where a response is reinforced only after a specified number of responses.

Variable Interval Schedule

A reward system where a response is given a reward after a random duration of time.