Physics
Which physicists is the writer of the book 'A Brief History of Time'?

Albert Einstein
Hans Bethe
Stephen Hawking
Isaac Newton

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Physics
An integrated circuit is more advantages than a coventional circuit because

A faulty part of a conventional circuit may be difficult to locate and repair
If a part of the integrated circuit fails the entire circuit is simply replaced
They make the electric equipments more reliable and easier for servicing
All listed here

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