A Spring-Powered Dart Gun Is Unstretched and Has a Spring

question 46

Multiple Choice

A spring-powered dart gun is unstretched and has a spring constant 16.0 N/m. The spring is compressed by 8.00 cm and a 5.00 gram projectile is placed in the gun. The velocity of the projectile when it is shot from the gun is

• A) 2.04 m/s.
• B) 2.75 m/s.
• C) 3.50 m/s.
• D) 3.75 m/s
• E) 4.53 m/s.

Recognize the distinction between positive and normative economics.

Identify the characteristics and implications of economic growth.

Understand the common fallacies in economic reasoning.

Comprehend the fundamentals of equity and fairness in economics.

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Definitions:

Otosclerosis

A hereditary disorder causing progressive deafness due to the overgrowth of bone in the inner ear.

Otopyorrhea

The discharge of pus from the ear, often a sign of an ear infection.

Semicircular Canals

Three fluid-filled loops in the inner ear that are involved in maintaining balance.

Vestibule

An antechamber, hall, or lobby next to the outer door of a building, or an entryway into a larger space.