How can we increase the speed of motor give two ways? The speed of rotation of an electric motor can be increased by: (i) increasing the strength of the current, (ii) increasing the number of turns in the coil. What is DC motor speed? Speed of a DC Motor A = number of parallel paths. […]
What is required for charges to leave an object?
Is the celestial sphere accurate?
Is the celestial sphere accurate? This Earth-centred Universe is, of course, not an accurate model of the real Universe, but it turns out to be an extremely useful tool for understanding the relative positions of celestial objects, and their apparent motions through the sky. What is a zenith and nadir? Nadir, a term used in […]
Why did Germany not invade Sweden?
Why did Germany not invade Sweden? Hitler did not invade Sweden because he did not want to waste valuable troops in Scandinavia when he had other concerns. The Swedes proved their neutrality by not letting Germany use Swedish airspace: when the Germans flew over Sweden to attack Norway, the Swedes fired back with anti-aircraft guns. […]
What kind of energy is stored in food?
What kind of energy is stored in food? chemical energy What type of energy does the sun produce? All of the energy from the Sun that reaches the Earth arrives as solar radiation, part of a large collection of energy called the electromagnetic radiation spectrum. Solar radiation includes visible light, ultraviolet light, infrared, radio waves, […]
Which object will not be attracted to the magnet?
Which object will not be attracted to the magnet? Metals that have iron in them attract magnets well. Steel is one. Metals like brass, copper, zinc and aluminum are not attracted to magnets. Non-magnetic materials such as wood and glass are not attracted to magnets as they do not have magnetic materials in them. Which […]
What are the 5 measures of national income?
What are the 5 measures of national income? National Income Accounting and Gross Domestic Product Gross Domestic Product (GDP), Net National Product (NNP), Gross National Product (GNP) It, personal income, and disposable income are the important metrics determined by national income accounting. However, the most commonly used measure of the economy is GDP. Which is […]
Does touch up paint last?
What is structuralism and its main features?
What is structuralism and its main features? When using structuralism to analyze a text, what you are doing is looking at the text’s basic structure. Structuralism argues that what we experience through human life can only be made “intelligible,” or understandable, through the ways in which these experiences relate to each other. What led to […]
Which biogeochemical cycles are key to life?
Which biogeochemical cycles are key to life? The nitrogen cycle is another biogeochemical cycle critical to life (Fig. 6.10). Nitrogen is especially important to ecosystem dynamics because many ecosystem processes, such as primary production and decomposition, are limited by the available supply of nitrogen. Which biogeochemical cycle is most important? carbon cycle Which cycle is […]