When an enclosed space can no longer hold additional vapour at a given temperature, the space is said to be saturated. The pressure exerted by the trapped vapour on the container is called the saturated vapour pressure.
What is Short Circuit? Answer: When two lines of opposite current or two opposite poles of a cell are connected through a very small resistance, the current in the circuit increases greatly. It is called a short circuit. If there is a short circuit, a lot of heat can be generated and the line can …
When we hear a word, its impression lasts for 1/10th second or 0.1 seconds in our brain. If any other sound reaches our ears during this time, the ear will not be able to distinguish between those two sounds. The period of time that a sound train or sensation stays in the brain is called …
A mixture of one part of concentrated nitric acid and three parts of concentrated hydrochloric acid is called Aqua Regia. Metals like gold, platinum etc dissolve in Aqua Regia.
When nitrogen dioxide (NO2) is dissolved in concentrated nitric acid, this acid is called fuming nitric acid because it always emits fumes under normal conditions. Distillation of starch with concentrated nitric acid produces fuming nitric acid.
The conversion of liquid into a vapour state is called the Vaporisation of liquid. The phenomenon of the liquid gradually turning into vapour only from the surface at any temperature is called the evaporation of liquid. Factors Affecting the Rate of Evaporation The rate of evaporation depends on the following factors: (i) Surface area of …
The ability to do work is called energy. Most activities in modern life require energy. For comfort and convenience, we consume energy in the form of fossil fuels, electricity, and firewood. What is Energy Crisis? Along with the advancement of civilization, the demand for energy is increasing enormously. Growing population and massive industrialization require a …
