What was the magnitude and direction of the impulse
A 0.25 kg ball moving north at 7.7 m s strikes a wall obliquely and rebounds heading east with the same speed of 7.7 m s . What was the magnitude and direction of the impulse on the ball?
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If the container and its contents hit the ground with a veritcal speed v =150 in/sec - deterimine the maximum total force exerted on the instrument by the packaging.
Determine the gpm of cold seawater to be pumped from deep ocean to serve as the cooling medium or heat sink if the cooling water experiences a temperature raise of 7 grades F.
A company wishes to reduce its air conditioning cost by cooling 100cubic feet of a metallic heat sink during the night to -10 degreesCelsius, when electrical cost are lowest.
Suppose you have data from an experiment with 3 levels of the independent variable. Explain why an ANOVA followed by post-hoc tests is superior to three t-tests for independent groups. (Hint: what type of error would you make in each case.)
Find the number of units that produces a maximum revenue. The revenue R is measured in dollars and x is the number of units produced.
A 40 foot aluminum street lighting support is sized and welded intoposition between two very large bridge beams on a hot summer daywhen temperature of the aluminum support is 145 degrees Fahrenheit.
Its free vibration amplitude decreases to 0.25 of the initial value after five consecutive cycles. Find the value of the damping in the system.
How you do you determine is the salt soln is neutral, acidic, or basic? Dont you have to figure out wherethe soln derived from, as in Ba(NO3)2 : BA comes from strong base:BaOH and NO3 comes from ......what?
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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
Lifespan psychologists are unlikely to investigate both changes as well as consistencies that exist in different individuals'
Problem 1: Identify a specific theory of cognitive or moral development, and summarize the major assumptions.
Sahir is the most active student in your kindergarten class. He tends to be very disruptive when the teacher you work with is teaching the class,
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