99%
Wiki User
∙ 12y ago95%
1%
compared to what. Percentage of coal used to make iron/steel, or percentage of coal shipped overseas, or percentage of coal used to make electricity, or....
92
5%
Natural gas provides the largest percentage of all energy used in California.
The percentage of energy converted into useful work is called the EFFICIENCY.
The percentage of energy used to do work is called energy efficiency. It measures how much of the input energy is converted into useful work output. It is usually expressed as a percentage.
efficiency(:
5
about 40%
22%
90-100%
High efficiency means that a large percentage of the energy used is converted to something useful (the desired output of the machine), and a low percentage is wasted.High efficiency means that a large percentage of the energy used is converted to something useful (the desired output of the machine), and a low percentage is wasted.High efficiency means that a large percentage of the energy used is converted to something useful (the desired output of the machine), and a low percentage is wasted.High efficiency means that a large percentage of the energy used is converted to something useful (the desired output of the machine), and a low percentage is wasted.
The percentage of energy used by a device to perform work is called "energy efficiency." It is a measure of how effectively the device converts energy input into useful work output.
3million
Efficiency.