Find number abc
[7770] Find number abc - If 647b2 - 62cb1 = 18a1 find number abc. Multiple solutions may exist. - #brainteasers #math - Correct Answers: 8
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Find number abc

If 647b2 - 62cb1 = 18a1 find number abc. Multiple solutions may exist.
Correct answers: 8
#brainteasers #math
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Chinese Language Day Jokes

Today is Chinese Language Day! Find jokes about it!

Q: Why is learning Chinese a piece of cake?
A: Because you can always find a "take-out" option!!"

Q: Why did the Chinese language student always carry chopsticks?
A: They wanted to make sure they could always "pick up" new words!

Q: How do Chinese language learners stay warm during winter?
A: They keep themselves wrapped up in Chinese "characters"!

Q: Why did the Chinese language student become a great cook?
A: Because they mastered the art of "stir-frying" words and phrases!

#chineselanguageday

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Electric motor

In 1904, the first direct current, interpole, electric motor to be patented in the U.S. was issued to Mathias Pfatischer of Phildadelphia, Pennsylvania under the title "Variable Speed Motor" (No.775,310). His improvement was to "effect commutation without sparking, with a variable load as well as at variable speed and which is capable of rotation in either direction." The new design added auxiliary-field pole-pieces which were small as compared to the main pole-pieces.«
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