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, ...
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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.
sample paper class 10 science 2023-24 with solutions
CBSE Class 10 Science Pre Board Sample Question Paper 2023-24