What was the initial velocity
The mass of the calculator is 24 grams, and the coefficient of kinetic friction is 0.5. If it comes to rest after 0.9 seconds, what was its initial velocity?
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A refrigerator with an avg COP of 2.8 is used to cool a container with contents equal to 12kg of water from 40deg to 10deg. When running the fridge uses 400w of power. How long will it take to accomplish cooling?
Are 14% of M&M candies yellow? Mars, claims that 14% of its plained candies are yellow and a sample of 100 such candies is randomly selected. Find the mean and standard deviation from the number of yellow candies in a group of 100.
Two groups were tested. Group A was given only a verbal description of the embedded object. Group B was given the same verbal description, but was also shown a drawing of the object. The measured response was the time in seconds it took for each s
The diameter of the hollow core of a solid-propellant grain remains axially uniform during burning. The length is 5 m, and initially its inner diameter is 0.37 m; the outer diameter of the grain is 0.82 m.
If a 10-kg box is dropped from a height of 0.5 m above the pan, determine the maximum vertical displacement d. Initially each spring has a tension of 50 N.
Determine the stresses acting on an element inclined at 45 degrees. Show this element properly oriented with the associated stresses.
Given that the energy difference between the first 2 energy levels is 0.3 eV, the effective mass of electron in the quantum well is 0.067m, and m is the free electron mass.
For the ideal air standard diesel cycle with a volumetric compression ratio of 17: 1, calculate the efficiencies for cutoff ratios of 1,2, and 4. Take y = 1.4.
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You are a social worker working with foster children. You are making a home visit to Katie, age nine, and her foster family.
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Question: Identify a true statement about validity as applied to a test. Multiple choice question
Working in the yard, you feel unpleasantly hot and sweaty when you come in the house, so you take a shower and begin to feel better.
Examine historical literature to the most current period to see the growth of romanticism and EXISTENTIALISM. any major developments
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
What is another way to say ". It is important to ensure that the youth understand what the study involves, what their participation entails