Question

An engineer measures the energy consumed by an appliance and compares it with the

useful energy put out by the appliance. Dividing the energy output by the energy input
results in a value of 24%. Which of these has the engineer measured?
A. Energy crisis
C. Energy conservation
D. Energy efficiency

Answer 1

Answer: d energy efficiency

Step-by-step explanation:

Because none of the others would make sense and I got it right