What Is the Minimum Work That a Motor Must Do

question 18

Multiple Choice

What is the minimum work that a motor must do to lift a 70 lb object from the floor to a height of 14 feet?

• A) 5
• B) 70
• C) 700
• D) 980
• E) 2010 ft-lbs

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Definitions:

Numerals

Symbols used to represent numbers in a mathematical or quantitative context.

Parcel Post

A postal service for sending packages and parcels through the mail, differing in terms of weight and size regulations from regular mail services.

Accordion Fold

A method of folding paper in a zig-zag pattern, similar to the musical instrument's bellows, often used in brochures or maps.

Window Envelope

An envelope featuring a transparent panel, allowing the name and address on the document inside to be visible.