World of Engineering Quiz:
A 300 ft. train is traveling 300 ft. per minute must travel through a 300 ft. long tunnel. How long will it take the train to travel through the tunnel?
A 300 ft. train is traveling 300 ft. per minute must travel through a 300 ft. long tunnel. How long will it take the train to travel through the tunnel?
Anonymous Quiz
34%
1 minute
66%
2 minutes
169 is the reverse of 961. The same is true of their square roots...
√169 = 13 and √961 = 31
√169 = 13 and √961 = 31
“The engineer’s first problem in any design situation is to discover what the problem really is.”
- Unknown
- Unknown
The Fibonacci Sequence is the series of numbers:
0, 1, 1, 2, 3, 5, 8, 13, 21, 34, 55, 89, 144, 233, 377, 610, 987, 1597, 2584, 4181, 6765, 10946, 17711, 28657, 46368, 75025, 121393, 196418, 317811, …
The next number is found by adding up the two numbers before it.
0, 1, 1, 2, 3, 5, 8, 13, 21, 34, 55, 89, 144, 233, 377, 610, 987, 1597, 2584, 4181, 6765, 10946, 17711, 28657, 46368, 75025, 121393, 196418, 317811, …
The next number is found by adding up the two numbers before it.
Interesting mathematics:
The powers are the same as the digits, but in reverse order:
48625 = 4⁵ + 8² + 6⁶ +2⁸ + 5⁴
The powers are the same as the digits, but in reverse order:
48625 = 4⁵ + 8² + 6⁶ +2⁸ + 5⁴
Two scientists walk into a bar. One asks for H2O, the second asks for H2O, too. Which scientist dies?
Anonymous Poll
5%
First
54%
Second
26%
No one
14%
Both
Induction motor model: from CAD file to 3D presentation, no code needed.
https://youtu.be/o4qZ3udnVzM
https://youtu.be/o4qZ3udnVzM
World of Engineering Quiz:
Which of the following easily adapt itself to store electrical energy?
Which of the following easily adapt itself to store electrical energy?
Anonymous Quiz
24%
Passive dielectric
32%
Superconductor
20%
Active dielectric
23%
Polar molecules
301 is the reverse of 103. The same is true of their squares: 301² = 90601 and 103² = 10609.
World of Engineering Quiz:
What resistance is needed to cause a 20A current flow because of a 100V battery?
What resistance is needed to cause a 20A current flow because of a 100V battery?
Anonymous Quiz
13%
0.2 Ω
9%
120 Ω
69%
5 Ω
9%
2000 Ω