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Electrical Construction & Maintenance (EC&M) Magazine
EC&M's Electrical Trivia Challenge 7
Oct 06, 2014

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Question #1

In the 2014 NEC, the voltage threshold has been moved from 600V up to _______ in many locations.

A. 800V
B. 1,000V
C. 1,200V
D. None of the above


Photo:ulkan/iStock/Thinkstock

Question #2

How many times did Benjamin Franklin almost die during his early experiments with lightning/electricity?

A. Two
B. Five
C. Zero
D. Seven


Photo: GeorgiosArt/iStock/Thinkstock

Question #3

How many miles of electric wiring does Chicago’s Willis tower contain?

A. 500 miles
B. 1,500 miles
C. 15,000 miles
D. 5,000 miles


Source: www.willistower.com

Photo: Rudolf Balasko/iStock/Thinkstock

Question #4

Approximately what percent of the African population has access to electricity?

A. 29%
B. 72%
C. 14%
D. 53%


Source: www.worldenergyoutlook.org

Photo: poco_bw/iStock/Thinkstock

Question #5

According to QZ World Top University Rankings, which country has the largest number of top-rated universities for electrical and electronic engineering?

A. China
B. Switzerland
C. United States
D. Great Britain


Photo: tupungato/iStock/Thinkstock

Question #6

Which statement is not true about Nikola Tesla:

A. He demonstrated the principles behind radio almost 10 years before Marconi

B. He proposed the use of energy waves to detect German submarines in WWI

C. He was an early proponent of renewable energy

D. He was fired by Thomas Edison


Sources: ome.earthlink.net; www.smithsonianmag.com

Question #7

According to the U.S. Energy Information Administration, this state had the highest average annual electricity consumption per residential utility customer in 2012:

A. Texas
B. Maine
C. Louisiana
D. Illinois


Photo: niroshan86/iStock/Thinkstock

Question #8

The amount of energy Americans use doubles every how many years?

A. 5
B. 10
C. 15
D. 20


Source: Royston, Angela. 2009. Sustainable Energy. Mankato, MN: Arcturus Publishing Limited.

Photo: Marcin Moryc/Hemera/Thinkstock

Question #9

Dr. Alfred P. Southwick, a dentist, is credited for inventing:

A. The electric razor
B. The electric chair
C. The electric vehicle
D. The electric refrigerator


Source: www.anb.org

Photo: LOU OATES/iStock/Thinkstock

Question #10

How many brand new Articles appear in the 2014 NEC?

A. 4
B. 0
C. 2
D. 6

Answers

Thanks for playing — hope you did well!

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