Examlex
MySQL does not support the MINUS operator.
Voltage
The electric potential difference between two points, or the push that drives an electric current between those points.
Conduction
The transfer of heat or electricity through a substance, resulting from a difference in temperature or electrical potential.
Wilhelm Roentgen
The German physicist who discovered X-rays in 1895, an achievement for which he was awarded the first Nobel Prize in Physics in 1901.
X-rays
A form of electromagnetic radiation with wavelengths shorter than ultraviolet light, capable of penetrating solids and used in medical imaging.
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