Physics
Which results in an increase in power?

Doing more work in less time.
Doing less work in less time.
Doing more work in more time.
Doing less work in more time.

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

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
A faulty part of a conventional circuit may be difficult to locate and repair
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