An Elevator Is Rising at Constant Speed

question 36

Multiple Choice

An elevator is rising at constant speed.Consider the following statements: I.the upward cable force is constant
II.the kinetic energy of the elevator is constant
III.the gravitational potential energy of the Earth-elevator system is constant
IV.the acceleration of the elevator is zero
V.the mechanical energy of the Earth-elevator system is constant

• A)all five are true
• B)only II and V are true
• C)only IV and V are true
• D)all but III are true
• E)only I, II, and IV are true

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Definitions:

Planning Budget

A financial plan that outlines the expected revenues, expenses, and goals of an organization for a specific period.

Other Expenses

Costs not directly related to the production of goods or services, such as interest payments or losses from asset sales.

Activity Variance

The difference between the budgeted amount of activity and the actual amount of activity, often analyzed in budgeting and costing practices.

Selling

The act of transferring ownership of a product or service from one entity to another in exchange for money, goods, services, or other forms of value.