Electrical equipment is commonly connected to single-phase, two-phase and three-phase systems with different voltages, it is very important to identify the number of phases to which the voltage refers, because there are cases in which there are equal voltages but different number of phases. For example, the case of the 220V voltage that in the …
Fahrenheit Celsius Observation -459.67°F -273.15°C Absolute zero, the coldest possible temperature -418°F -250°C Temperatures found in cryogenic applications -376°F -226.7°C Boiling point of neon -362°F -219.0°C Boiling point of hydrogen -356°F -215.6°C Boiling point of helium -320.8°F -196°C Boiling point of liquid nitrogen -297.4°F -183°C Boiling point of liquid oxygen -238°F -150°C Temperatures found in …
Lumens and candela are units of measurement for lighting, but they measure different aspects of a lighting fixture. Lumens refers to the total amount of light that a lighting fixture emits, while candela refers to the amount of light emitted by a lighting fixture in a particular direction. In this article you will find the …
This calculator is used to convert BTU/hr to kW, you will also find the definitions, explanation and examples of conversion. Commonly this BTU/hr to kW ratio is used for air conditioning systems or heaters, the measurement is expressed in terms of how many BTUs per hour the product can add to or remove from the …
With this calculator you can easily know the area of a circle or circumference from several variables, such as: Radius, Diameter or Length of the circumference. In addition to the calculator you will find 3 different ways to calculate the area of a circle and many practical examples. Formulas to calculate the area of a …