A 10-Kg Object Is Dropped from Rest

question 45

Multiple Choice

A 10-kg object is dropped from rest. After falling a distance of 50 m, it has a speed of 26 m/s. What is the change in mechanical energy caused by the dissipative (air) resistive force on the object during this descent?

• A) −1.3 kJ
• B) −1.5 kJ
• C) −1.8 kJ
• D) −2.0 kJ
• E) −2.3 kJ

---

Definitions:

Vertical Integration

A business strategy where a company controls multiple stages of production and/or distribution within the same industry, often to increase control over the supply chain and reduce costs.

Corporate Buyouts

The acquisition of a controlling interest in a company by another company or investor group, often to gain strategic advantages or assets.

Universal Pictures

An American film production and distribution company, known as one of the "Big Five" studios in Hollywood and for its extensive library of films and franchises.

Music Corporation of America

Originally a talent agency, it evolved into a powerful American media and entertainment company involved in television production, music publishing, and representation of artists.