A Disc-Shaped Grindstone of Mass 3

question 64

Multiple Choice

A disc-shaped grindstone of mass 3.0 kg and radius 8.0 cm is spinning at 600 rev/min.After the power is shut off,a man continues to sharpen his axe by holding it against the grindstone until it stops 10 s later.What is the average torque exerted by the axe on the grindstone?

• A)9.6 mN · m
• B)0.12 N · m
• C)0.75 N · m
• D)0.60 kN · m
• E)0.060 N · m

---

Definitions:

Presidential Capability

Refers to the powers and ability of the President of the United States to effectively manage and execute the duties of the office.

Twenty-Fifth Amendment

An amendment to the U.S. Constitution that provides procedures for replacing the president or vice president in the event of death, removal, resignation, or incapacitation.

Vice President

The second-highest executive officer in the United States government, who acts as the President's deputy and assumes the presidency upon the President's death, resignation, or incapacitation.

Presidency

The office and function of the President, typically referring to the leadership of a country or organization.