How much power is wasted if the electricity is delivered
A power station delivers 530 kW of power at 12,000 V to a factory through wires with total resistance 3.0 . How much less power is wasted if the electricity is delivered at 48,000 V rather than 12,000 V? Put your answer in kW.
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What is the flexural strength of this sample in MPa if the load in part (a) is applied? What is I, the moment of inertia, in m4? What is the deflection, y, in mm, at the load given in the problem?
Of those who have a college degree, 5% earn more than $100,000 a year. Of those who do not have a college degree, 2% earn more than $100,000 a year. If a wage earner is selected at random, find the probability that she or he earns more than $100,0
It starts from rest at t = 0, and a line drawn from the center of the disk to a point P on the rim of the disk makes an angle of 57.3° with the positive x-axis at this time.Find the linear velocity and tangential acceleration of P at t = 2.30 s
Use Hypothesis testing to determine if the new inventory differentiates between the patients who are described as depressed? Use an ? = .05
Suppose an identical couple is made from rods of pure lead and pure tin and heated to 175 o C. Draw a similar set of composition profiles. You should refer to the Cu-Ni and Pb-Sn phase diagrams.
Determine the amount of heat per unit mass entering the boiler. Determine the amount of heat per unit mass leaving the condenser. Find the quality at the entrance to the condenser.
Calculate the amount of heat in kilojoules needed to heat 346g of liquid water from 0C to 182C. Assume the specific heat of liquid water is 4.184 J/g x C and that steam is 1.99 J/g x C
The bulb of a pipet is placed into hot water and is left for 2minutes. The pipet is then flipped over into cool water. Water is then pulled into the pipet.
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Early food experiences can impact development over several learning domains, including Social and Emotional Development, Language
In our readings, we learn more about the nature versus nurture argument. For this discussion, I want you to go in depth a bit more and debate the importance
Problem 1: Identify a specific theory of cognitive or moral development, and summarize the major assumptions.
What is another way to say ". It is important to ensure that the youth understand what the study involves, what their participation entails
Outline a social issue that is important to you. Describe why it is important to you, why it is important from a societal perspective and how you think
Suppose that a group of researchers would like to explore how we perceive objects in the real world, rather than just in a laboratory
Lifespan psychologists are unlikely to investigate both changes as well as consistencies that exist in different individuals'