You and Your Surfing Buddy Are Waiting to Catch a Wave

question 4

Short Answer

You and your surfing buddy are waiting to catch a wave a few hundred meters off the beach.The waves are conveniently sinusoidal,and you notice that when you're on the top of one wave and moving toward your friend,she is exactly halfway between you and the trough of the wave.1.50 seconds later,your friend is at the top of the wave.You estimate the horizontal distance between you and your friend at 8.00 m.
(a)What is the frequency of the waves?
(b)Find the speed of the waves.

---

Definitions:

Supply and Demand Relationships

Fundamental economic concepts that describe how the availability of goods (supply) and the desire for them (demand) interact to determine market prices and quantities.

Equilibrium Price

The price at which the quantity of a good demanded equals the quantity supplied, resulting in market equilibrium.

Surplus

The amount by which the quantity of a good or service supplied exceeds the quantity demanded, often leading to a decrease in prices.

Supply Elasticities

A measure of how much the quantity supplied of a good responds to a change in price, indicating the responsiveness of sellers to price changes.