In the Figure,a Laser Positioned on a Ship Is Used

question 8

Multiple Choice

In the figure,a laser positioned on a ship is used to communicate with a small two-man research submarine resting on the bottom of a lake.The laser is positioned 12 m above the surface of the water,and it strikes the water 20 m from the side of the ship.The water is 76 m deep and has an index of refraction of 1.33.How far horizontally is the submarine from the side of the ship?

• A) 84.1 m
• B) 64.1 m
• C) 104 m
• D) 74.1 m
• E) 94.1 m

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Definitions:

Equal Incentives

Involves providing the same rewards or bonuses to all employees or members of a group to ensure fairness and motivation across the board.

Standard Error

The standard deviation of the sampling distribution of a statistic, often used as a measure of variability.

Confidence Interval

An extent of values, based on sample statistics, that is likely to capture the essence of an undisclosed population parameter.

Sample

Subset or portion of a population.