Find the radius of rotation for each of the points
Two points B and C lie on radial line of a rotating disk. The points are 2 inches apart. VB=700 ft/min and VC=880ft/min. Find the radius of rotation for each of these points.
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Use the sample data and confidence level to construct the confidence interval estimate of the population proportion p. n=550, x=165, 90% confidence ___< p < ___
By the time he reaches the top, the box is now at a height of 1.35m from the ground. What is the box's potential energy?
A 3000lb car is driven down a 5 degree incline at speed of 50mph. highway with radius 400 m and speed of 90 km/h. The brakes are applied causing a total braking force of 1200lbs to the vehicle. How far does the car go before it stops?
A boat carrying passengers weighs 1200lbs. If the boat is moving in a circular path with a radius of 40ft and a constant speed of 20ft/s what are it the Normal and Tangential Forces acting on it?
At a section downstream at ground level, the pipe diameter is 0.15 m. Find the gage pressure at the downstream section if frictional effects may be neglected.
Write the necessary vector equation using subscrips P for plane and A for air. Lay out the vectors using a scale of 1mm=4km/h and scale off results.
Use the given data to find the minimum sample size required to estimate a population proportion or percentage. Margin of error: 0.08; confidence level 90%; p-hat and q-hat unknown N=__
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