Cryogenic engines are crucial components in rockets, utilizing extremely low temperatures to store and handle propellants like liquid hydrogen or liquid oxygen. This technology enables efficient propulsion for space exploration missions, launching spacecraft into orbit and beyond for various scientific ...
Tiwari Academy Discussion Latest Questions
Specific heat refers to the amount of heat required to raise the temperature of one unit mass of a substance by one degree Celsius. It is a characteristic property of the substance and is measured in units of energy per ...
The walls of a thermos flask are galvanized with a reflective coating to minimize heat transfer by radiation. This shiny coating reflects infrared radiation, reducing heat loss and maintaining the temperature of the contents.
The inner walls of a thermos flask are shiny to reflect infrared radiation back into the liquid, thereby minimizing heat loss through radiation and helping to maintain the temperature of the contents for a longer period.
Sir James Dewar invented the Thermos flask in 1892. He designed it to minimize heat transfer by creating a vacuum between two layers, effectively keeping liquids hot or cold for longer periods.
The double walls of the shiny inner wall and the outer cover prevent heat from escaping or entering. The thermos flask’s design includes a vacuum between the double walls and a shiny inner surface to minimize heat transfer by conduction, ...
A thermos flask prevents heat loss through all three mechanisms by using a vacuum to stop conduction and convection and a reflective coating on the inner surfaces to minimize radiation, thereby maintaining the temperature of the contents.
Electrical energy is a form of energy resulting from the movement of charged particles (electrons). It powers electronic devices and is generated from various sources, including fossil fuels, renewables, and nuclear.
Cross-pollination is a plant reproduction process where pollen is transferred from the male reproductive organ of one flower to the female reproductive organ of another, enhancing genetic diversity.
Isomers are molecules with the same chemical formula but different structures. Structural isomers differ in arrangement, geometric isomers have different spatial arrangements, and stereoisomers have the same connectivity but differ in spatial arrangement.