Charging a platform with the same charge
A magician's trick involves charging a 50 kg box with 2 x 10-3 C of charge, then charging a platform with the same charge. When the box is released, it "floats" how far above the platform?
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The following table gives classifications on gender and salary of 1000 employees at a company. Use this information.
Of the initial charges on the spheres, with a positive net charge, what was (a) the negative charge in coulombs on one of them and (b) the positive charge in coulombs on the other?
A transparent oil of index of refraction 1.29 spills on the surface of water (index of refraction 1.33), producing a maximum of reflection with normally incident orange light (wavelength 600nm in air). Assuming the maximum occurs in the first orde
Calculate the freezing point and the boiling point of a solution prepared by dissolving 5.0 g of KClin 550 g of water. kf and kb for water are1.86 ºC/m and 0.51 ºC/m, respectively..
The balanced equation for the reaction of magnesium metal withaqueous hydrochloric acid is Mg(s) + 2HCl(aq) -> H2(g) +MgCl2(aq). If 0.037 gram of magnesium are reacted with excess HCl,how many moles of hydrogen gas will be formed?
Two 5 gram spheres are each suspended from a pin by a 40 cm long non-conducting thread. If the spheres are separated by 7 cm because of electrostatic repulsion, find the charge on each, knowing they are equal.
Set up the hypotheses for the test to determine if there is enough evidence to suggest the actual mean content differs from the stated value. Use appropriate symbols. Calculate the value of the test statistic showing the work using the formula.
The nutritional calorie (Calorie) is equivalent to 1 kcal. Onepound of body fat is equivalent to about 4.1 multiplied by 103Calories. If an athlete expends 1720.kJ/h, how long does she have to play to work off 1.0 lb of bodyfat?
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but I would like to discuss to what extent employers should/should not influence or curb political participation in their workplaces.
Suppose you are the head of an island nation with a poor, growing population and the natural resources of the island are being degraded.
Question: What was the economic and political impact, if any protect the health and welfare to citizens ?
Problem: Article 3 of the Texas Constitution sets up the Texas Legislature. It also does which of the following?
Summarize how the ERA can be ratified and explain why this is the most likely way. You will draw on instances that are important to you
Which amendment to the U.S. Constitution is often called the "States' Rights Amendment" and is commonly used by states to challenge
Mechanisms of State-Led Development:** - **Industrial Policy:** Both countries used targeted industrial policies to support specific sectors, such as electroni