useful energy in a sentence

Examples

1. Higher compression engines have the benefit of maximizing the amount of useful energy evolved per unit of fuel.
2. Thus, a battery using this isotope might continue to supply useful energy for at least half that time.
3. Because its mass energy density is low, hydrogen gas needs to be significantly compressed to create useful energy levels.
4. :Well you can collect sunlight and turn it into useful energy in the form of electricity see solar electricity.
5. Hydrolysis relieves some of these electrostatic repulsions, liberating useful energy in the process by causing conformational changes in enzyme structure.
6. In a fuel cell, hydrogen reacts with oxygen and sets useful energy free in the form of electricity and heat.
7. He invoked the second law of thermodynamics-- useful energy gets dissipated-- to argue that the economy faced limits to growth.
8. An accounting system keeps track of energy in, energy out, and non-useful energy versus work done, and transformations within a system.
9. :Some people think that it may be possible to use the Casimir effect to extract actual useful energy from absolutely nothing.
10. But what a tiny step it was toward the nearly hopeless task of converting antimatter into a useful energy source or weapon.