"Vampire" power is_______ .
A) power that is stored in an electrical system for use later
B) when the majority of the energy produced is converted to kinetic energy that can be used later
C) the hidden cost of energy
D) energy used when appliance is turned off, but in "standby" mode
E) when electric currents pass through silicone- rich materials
Correct Answer:
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A) reducing energy wastes
B)
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