Determine the angle of the spring
A spring having an unstreched length of 2ft has one end attached to a 10lb ball. Determine the angle of the spring when the ball has a speed of 6 ft/s tangent to horizontal cicular path. k=20lbs.
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Consider a space ship in a stationary orbit around a planet. The potential energy of the ship is: U=-Km/r , where K=GM is the gravitational constant times the mass of the planet M, m is the mass of the ship, and r is the radial distance of the shi
An experimenter compares two sets of measurements from indpendent samples:
A researcher is interested in estimating the mean length of walleye in a lake with a 95% confidence interval. Assuming the standard deviation of lengths is inches, estimate the sample size required so that margin of error does not exceed 3 inches.
Saturated mixture of water at 1500kPa is throttled to 100kPa and 150 degree C in a steam line. Calculate the temperature and quality of the water at the inlet.
Assume the population standard deviation is 2.1 pounds. b. Physician thinks that the margin of error is too large. Estimate the sample size required to estimate the mean birth weight within 0.3 pounds with a 98% confidence interval.
Estimate the force and power required to overcome skin friction drag at a cruising speed of 13 kt in sewater at 10 degrees centigrate?
5 Lbm of Refrigerant 22 (R-22) is contained in a piston cylinder device. The R-22, initially at a pressure of 30 psia and a volume of 4 ft^3, is heated at constant pressure until the temperature is 70 degrees F.
What would be the maximum electrical power output (called peak rated power) of the PV module at standard test conditions?
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Bearing in mind that there may be several, choose a social, behavioral, or cultural factor associated with your selected domestic violence
The purpose is to examine the psychological factors affecting how teenagers in an impoverished urban area spend their time outside of school using:
You are a social worker working with foster children. You are making a home visit to Katie, age nine, and her foster family.
Provide five (5) reasons why working from a person centred, strengths-based positive framework, and providing positive lifestyle strategies can reduce
Adler believed that your birth order determines, to a large extent, your personality. He stated that your traits reflect, somehow, how you have achieved
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