Marc Attaches a Falling 500-Kg Object with a Rope Through $\degree$

question 37

Multiple Choice

Marc attaches a falling 500-kg object with a rope through a pulley to a paddle wheel shaft.He places the system in a well-insulated tank holding 25 kg of water.When the object falls,it causes the paddle wheel to rotate and churn the water.If the object falls a vertical distance of 100 m at constant speed,what is the temperature change of the water? (1 kcal = 4 186 J,the specific heat of water is 4 186 J/kg* $\degree$ C,and g = 9.8 m/s²)

• A)19 600 C \(\degree\)
• B)4 700 C \(\degree\)
• C)4.7 C \(\degree\)
• D)0.8 C \(\degree\)

---

Definitions:

Giovanni Bellini

An Italian Renaissance painter known for his pioneering work in developing the Venetian painting style, characterized by rich color and detailed landscapes.

Oil On Wood

A painting technique involving the use of oil paints on a wood panel, popular in European art from the Middle Ages through the Renaissance.

Brunelleschi

Filippo Brunelleschi was an Italian architect and engineer, recognized for his work on the Florence Cathedral's dome, and his role in developing Renaissance architecture.

Interior

The internal part or inside space of something, such as a building or vehicle.