When was E mc2 proven? 1905 Does the inertia of a body depend on its energy content? The mass of a body is a measure of its energy-content; if the energy changes by L, the mass changes in the same sepse by L/9 10%, the energy being measured in ergs, and the mass in grammes. […]
What is the downside of having a smart meter?
What is the downside of having a smart meter? Although smart meters can help you keep track of your energy use, they could also drive up anxiety with elderly or low-income households if they’re constantly reminded of what they’re spending. This could lead to people depriving themselves of adequate heating or lights. How does a […]
What is spatial polarization?
What is spatial polarization? The polarization process is likely to deepen urban socio-spatial divisions in two ways: the proportions of low- and high-income neighbourhoods can increase in the poorer and better-off parts of the city, respectively. Also, the social distance between these two parts, in absolute terms, can become more extreme. Do you think globalization […]
What happens if we use white light instead of laser?
What happens if we use white light instead of laser? Answer White light consists of waves of innumerable wavelengths ranging from violet to red color. So if monochromatic light in Young’s double-slit experiment is replaced by white light, then the waves of every wavelength form their separate interference patterns. Which type of light source is […]