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:

Disc Brakes

Vehicle brake system in which squeeze pressure is applied to a rotor by a caliper. Both pneumatic and hydraulic disc brakes are used on trucks.

Wedge Brakes

A type of brake mechanism where a wedge is used to press brake linings against a drum or rotor to slow or stop motion, often found in heavy vehicles.

Primary Circuit

The main electrical circuit in a system, responsible for providing power to the essential components or functions.

Tandem Drive Axle

One of a pair of drive axles used in tandem drive highway trucks.