Energy-efficient florescent lamp
An 11W energy-efficient florescent lamp is designed to produce the same illumination as a conventional 80W lamp. How much does this energy-efficient lamp save during 89h of use? Assume a cost of $0.8 kW-h for electrical energy.
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The wire in a house circuit is rated at 22.8A and has a resistance of .24ohms. What is its power rating in W? and how much heat does the wire give off in 19.3 min in J?
The manufacturer of cans of salmon that are supposed to have a net weight of 6 ounces tells you that the net weight is actually a normal random variable with a mean of 5.98 ounces and a standard deviation of 0.23 ounce.
A steam turbine receives steam at 110 ft/s velocity and 1525 Btu/Ibm enthalpy. The steam leaves at 810 ft/s and 1300 Btu/Ibm enthalpy. What is the work out in Btu per pound mass flowing?
Let X be a random variable with a continuous uniform distribution on the interval (1,a) where a>1. If E(X)=6Var(X), find a.
How many grams of ethylene glycol, C2H4(OH)2, must be dissolved in 2000.0grams of water to lower the preezing point to -29.75 deg C? If the density of ethylene glycol is 1.12 g/mL, how many milliliters of ethylene glycol are required?
First a neutron is removed from the uranium-238 nucleus, then an alpha particle from the resulting product nucleus. Calculate the total energy in MeV required for both processes.
How many moles of air must escape from a 10m x 8.0m x 5.0m room when the temperature is raised from 0c to 20c? Assume the pressure remains unchanged at one atmosphere while the room is heated.
The steam expands to 15.0 psi a with a specific volume of 27.34 ft^3/Ibm and a final internal energy of 1080.1 BtuIbm. Calculate the velocity at the exit of the nozzle.
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Briefly explain their contributions to the field of child development. Cite pages from the Follari "Foundation and Best Practices in Early Childhood Education"
There are lots of myths and misconceptions about trauma survivors, especially in adoption, particularly those from abuse or neglect backgrounds,
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Problem: The primary reason for going through the process of identification and diagnosis is to?
Problem: Respond to statement below: Stigma surrounding mental health is highly prevalent in both social and professional settings.
Question: Select the statement that does not contain possible impacts of prejudice and discrimination.
how is it going to be beneficial to discuss and provide examples of former methods of empirically based research?