A Stationary Ship Generates a Sound Signal at the Bow

question 65

Multiple Choice

A stationary ship generates a sound signal at the bow and has a receiver system at the stern of the ship 100 m away.The signal arriving at the stern traveling directly through the air and the signal reflected from the sea bottom arrive at the sensor at the same time.If the velocity of sound in air is 331 m/s and in water is 1435 m/s,calculate the depth of water below the ship.

• A)434 m
• B)422 m
• C)217 m
• D)211 m
• E)192 m

---

Definitions:

Probability Density Function

A function that describes the relative likelihood for a continuous random variable to occur at a particular point.

Continuous Random Variable

A type of random variable that can take an infinite number of values in a continuous range.

Probability Mass Function

A function that gives the probabilities of discrete outcomes.

Binomial Distribution

A probability distribution that summarizes the likelihood that a value will take one of two independent states under a given number of observations.