Magnitude and direction of the poynting vector
Non-relativistic protons accelerated by a potential difference U form a round beam with current I. Find the magnitude and direction of the Poynting vector outside the beam at a distance r from its axis.
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A solution of sodium iodide containing iodine-131 was given to apatient to test for malfunctioning of the thyroid gland. What fraction of the iodine-131 nuclei would remain undecayed after9.0 d?
A ball is thrown horizontally off of a 40-meter high cliff. It lands in the water 30 meters beyond the edge of the cliff. Find the speed with which the ball was thrown.
Estimate the amount of water this cyclist must evaporate per hour (through sweat) to get rid of excess body heat she produces. Assume a skin emissivity of .70
Suppose you have 20.81 g of water,initially at 25.00 oC, in a perfectly insulated container. You then add water which is at 83.71 oC tothe container until the combined sample of water has a temperature of 58.71 oC.
A study of urban density shows that the population density A (in persons/mi2) is related to the distance s (in mi) from the city center by logeA=logep-vs+ns3.
Measured on the Richter scale, the magnitude of an earthquake of density I is defined as R = log (I/I0) where I0 is a minimum level for comparison. What is the Richter scale reading for an earthquake for which I=72,000,000I0?
Calculate the hydronium and hydroxide ion concentrations in the solution. Then calculate the mass of magnesim hydroxide needed to make 250ml of the solution.
To reach the equivalence point of a titration, 32.75 ml of 0.350M HCl was added to 25.0 ml of an NH3 solution of unknown concentration. what is the pH of at the equivalence point?what is the pH at the half equivalence point?
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Explain the risks of not reporting the results of your forensic assessment findings accurately. Provide specific examples.
Read "The Effect of Tart Cherry Juice Compared to a Sports Drink and Cycling Exercise Performance, Substrate Metabolism, and Recovery" from University Library
Identify and analyze one resource that provides information regarding services for dealing with and treating substance use and abuse in youth or adolescence.
Discuss how culture may influence one's perceptions. Provide an example of how culture may impact the interaction between a patient/client
Write an essay describing your achievement of a goal and your friends or family member's achievement of a goal using motivational theory
Pets can have a therapeutic effect on people; they seem to have the power to calm the anxious and cheer the depressed. Give three reasons
Review Chapter 12 and consider how your culture has impacted your worldview and personality. Pay particular attention to the section on characteristics of Cult