Which law does a heat engine that has a thermal efficiency of 100% violate? second law of thermodynamics What is the difference between a refrigerator and a heat pump? A refrigeration system cools the external fluid flowing through the evaporator, whereas a heat pump heats the external fluid flowing through the condenser. The main difference […]
What are three methods of charging?
What are three methods of charging? In order to charge an object, one has to alter the charge balance of positive and negative charges. There are three ways to do it: friction, conduction and induction. What is the factors affecting electric field? The intensity of the electric field depends by a number of factors such […]
How many electrons are in the outer shell of carbon?
How many electrons are in the outer shell of carbon? four electrons How many electrons are in Lithium’s outer shell? 1 outer electron How can oxygen become stable? Usually any atom needs 8 electrons in its outer orbit in order to stay stable. But, the Oxygen atom has 6 electrons in its outer orbit. So, […]
What Enlightenment ideas affect us today?
What Enlightenment ideas affect us today? The Age of Enlightenment influenced many legal codes and governmental structures that are still in place today. The idea for the three branch system outlined in the U.S. Constitution, for example, was the brainchild of Charles-Louis de Secondat, baron de La Brède et de Montesquieu. What was a major […]
What does Aristotle think is the highest good for human beings?
What does Aristotle think is the highest good for human beings? For Aristotle, eudaimonia is the highest human good, the only human good that is desirable for its own sake (as an end in itself) rather than for the sake of something else (as a means toward some other end). What goal is both final […]
What four factors would allow for the fastest reaction?
What four factors would allow for the fastest reaction? Reactant concentration, the physical state of the reactants, and surface area, temperature, and the presence of a catalyst are the four main factors that affect reaction rate. What slows down a reaction? To slow down a reaction, you need to do the opposite. Factors that can […]
Does the same battery always deliver the same amount of flow to any circuit?
Does the same battery always deliver the same amount of flow to any circuit? No, the current in a circuit is determined by the voltage applied, the voltage from the battery, and the resistance of the circuit. Does a battery always cause the same current in whatever circuit it’s connected to? The voltage to current […]
How many electrons are in a neutral carbon atom?
What is the moment of inertia of a hollow sphere?
What is the moment of inertia of a hollow sphere? The moment of inertia of the hollow sphere is 0.4181 kg. What is the difference between Shell and sphere? A spherical shell is a region between two concentric spheres of differing radius whereas a sphere is a round solid figure, or its surface, with every […]
What is rain gauge for what purpose is it used?
What is rain gauge for what purpose is it used? 1.3 Rain gauge. A rain gauge is a meteorological instrument to measure the precipitating rain in a given amount of time per unit area. The instrument consists of a collection container which is placed in an open area. How does the rain gauge work? A […]