What is the speed of light in a medium of refractive index n? The refractive index can be seen as the factor by which the speed and the wavelength of the radiation are reduced with respect to their vacuum values: the speed of light in a medium is v = c/n, and similarly the wavelength […]
Is Tungsten poisonous?
Is Tungsten poisonous? Tungsten has been the subject of numerous in vivo experimental and in vitro studies in view of determining its metabolic and toxicity profile. However, tungsten and its compounds are not considered very toxic for humans. Most existing human toxicology information comes from chronic occupational exposure. Is tungsten carbide toxic to humans? * […]
How can I check myself for dehydration?
Can you please look into it?
What are the similarities between resultant and Equilibrant forces?
What are the similarities between resultant and Equilibrant forces? Resultant is a single force that can replace the effect of a number of forces. “Equilibrant” is a force that is exactly opposite to a resultant. Equilibrant and resultant have equal magnitudes but opposite directions. What is the space diagram? A drawing of a structure that […]
What is another name for a push or a pull?
How does burning fossil fuels cause air pollution?
How does burning fossil fuels cause air pollution? When fossil fuels are burned, they release nitrogen oxides into the atmosphere, which contribute to the formation of smog and acid rain. Major sources of nitrogen oxide emissions include: Cars and trucks. Coal-fired power plants. What are the biggest contributors to pollution? Human activities are responsible for […]
How heat energy is transformed into another form?
How heat energy is transformed into another form? In a thermal power station, heat energy converted into electrical energy. Sun gives light so light energy is converted into solar energy this is also one type of heat energy because heat energy is converted into solar energy. What can heat be transformed into? Thermoelectric materials can […]
What did Aristotle say about the moon?
What did Aristotle say about the moon? For Aristotle the moon had been a perfect sphere, and that was how people still saw it in 1609. A perfect sphere, of course, is perfectly smooth. The pure moon was not of base earth. What did ancients think of the moon? Through persistent observation, Anaxagoras came to […]