Electronic Devices Use Electrical Energy Even When They Are on Standby.Calculate

question 25

Multiple Choice

Electronic devices use electrical energy even when they are on standby.Calculate the percent of energy used per day for the following entertainment equipment in the standby mode assuming that they are plugged in all the time.

• A)0.45%
• B)1.1%
• C)4.8%
• D)5.1%
• E)None of these is correct.

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Definitions:

Fissionable Fraction

The portion of a nuclear fuel that can undergo fission, the process by which atomic nuclei split to release energy.

Uranium-235

A naturally occurring isotope of uranium with the ability to undergo fission, making it a critical component for nuclear reactors and weapons.

Coal Reserves

Deposits of coal that have been discovered and are economically and technologically viable for extraction, serving as a significant source of energy worldwide.

Fuel Cycle

The series of steps involved in supplying fuel for power generation, including extraction, processing, use, and disposal or recycling.