A Stone Is Thrown at an Angle of 30° Above

question 37

Multiple Choice

A stone is thrown at an angle of 30° above the horizontal from the top edge of a cliff with an initial speed of 8.0 m/s.A stop watch measures the stone's trajectory time from top of cliff to bottom to be 5.9 s.How far out from the cliff's edge does the stone travel horizontally? (g = 9.8 m/s² and air resistance is negligible)

• A)41 m
• B)27 m
• C)300 m
• D)130 m

---

Definitions:

Consumer Surplus

The difference between the maximum price a consumer is (or consumers are) willing to pay for an additional unit of a product and its market price; the triangular area below the demand curve and above the market price.

Willing To Pay

The maximum amount an individual is prepared to spend to purchase a good or service or to avoid something undesirable.

Moral Hazard

A situation in economics where one party is willing to take risks because the costs that could result will not be borne by that party.

Behavior Alteration

The modification or change in individual or group behaviors, often initiated by interventions or environmental modifications.