Amount of radiant power produced by the sun
The amount of radiant power produced by the sun is approximately 3.9 x 1026 W. Assuming the sun to be a perfect blackbody sphere with a radius of 6.96 x 108 m, find its surface temperature (in kelvins).
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As part of an exercise routine an 81.9 kg person climbs 40.4 m up a vertical rope. How many (food) Calories are expected in a single climb up the rope? The acceleration due to gravity is 9.8 m/s2 and 1 food Calorie is 103 calories.
Show that he is wrong by calculating the ratio of times required to achieve the same results at these two temperatures. Assume the iron in question is FCC.
What is the radiant energy absorbed per second by his head when it is covered with hair? The surface area of the hair (assumed to be flat) is 140 cm2 and its emissivity is 0.87.
On May 23, 1998, a tanker truck loaded with gasoline (p=719.7 kg/m^3) jumped a jersey barrier and collided with an oncoming pickup truck. The resulting fireball and blaze melted structural supports of the I-95 bridge near Philadelphia on which the
The rest energy of a particle is 1 MeV. When it travels at a speed of v with respect to an observer, the kinetic energy is measured to be 0.6 MeV. Find the velocity v of the particle.
A piston-cylinder device contains R-134a. Initially the phase is saturated vapor at 160 kPa. The system then undergoes the following cycle. Determine the heat and work associated with each process.
A 9 meter diameter balloon filled with helium carries a 100 kg person.The force that will push the balloon up is F =p air v ballon.What is the acceleration of the ballon when it is first realeased?
A battery manufacturer claims that the lifetime of certain type of battery is normal with population mean of 50 hours and a standard deviation of 4 hours.. Let X( has bar on on top) be the mean lifetime of a random sample of 100 of these batteries
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Mark's Work Wearhouse changed their name to Mark's and now uses more women in their advertising. Use of a single marketing strategy
In a span of less than 10 years, Netflix raised subscription prices six times (Ofek & Toubia, 2023). The company also lost 200k followers in Q1
Which concept best explains the teenager's desire for a specific brand of bicycle? Group of answer choices Built environment.
Quenby Holdings is a group of luxury hotels that caters exclusively to high-end customers who form a small part of the market and are willing to pay
Creating a strategy for entering an international market can be more difficult than entering a domestic market because ______. Multiple choice question.
Question: Which of the following describes a guerilla marketing campaign? Combines multiple marketing methods and strategies
Hi, in a course for my MBA one of my assignments was to make an interview to an individual that shops online regularly.