A 90-Kg Man Stands in an Elevator That Is Moving

question 58

Multiple Choice

A 90-kg man stands in an elevator that is moving up at a constant speed of 5.0 m/s.The force exerted by him on the floor is about:

• A)0 N
• B)90 N
• C)880 N
• D)450 N
• E)49 N

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Definitions:

Impeachment Trial

An impeachment trial is the process by which a legislative body formally charges and then tries a public official for misconduct; in the United States, the Senate conducts impeachment trials following charges initiated by the House of Representatives.

Executive Privilege

A right claimed by the president of the United States and other members of the executive branch to resist certain subpoenas and other interventions by the legislative and judicial branches of government.

Supreme Court

The highest judicial body in a country or state, often having the final authority in interpreting the constitution and laws.

U.S. v. Nixon

A landmark Supreme Court case in 1974 that resulted in a unanimous decision against President Richard Nixon, compelling him to release tape recordings related to the Watergate scandal.