Determine the length of the oil column
A uniform U-tube is partially filled with water. Oil, of density 0.75 g/cm3, is poured into the right arm until the water level in the left arm rises 3 cm. Determine the length of the oil column. With solution.
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While exploring an ancient Mayan tomb,you discover that the walls are closing in on you.By exerting 400 N of force, you are able to keep the walls from coming any closer.The work you are then doing on the wall is:unknown, becasue the mass of wa
Calculate the depth in the ocean at which the pressure is three times atmospheric pressure. The acceleration of gravity is 9.81 m/s2 and the density of sea water is 1025 kg/m3 .
Suppose a car's brakes can produce an acceleration of -7 m/s2. If the car is traveling at an initial speed of 28 m/s, what is the minimum distance necessary to stop the car?
How hard must she pull downward to raise herself slowly at constant speed? (b) If she increases this force by 19%, what will her acceleration be?
Discuss the concept of rulemaking in the United States, and include the role of interest groups in rulemaking. Are interest groups necessary? Support your answer.
Write the expression for the net torque acting on her with respect to the top of her head.
Using the Older Americans Act of 1965 as a reference, discuss why the language and construction of a policy are crucial to the course and success of its operation. What objectives did this law meet that allowed it to be successful?
How long will it take her to reach the bottom of the hill, assuming she starts from rest and accelerates uniformly, if the elevation change is 335m?
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