Find the angle of inclination of the plane
A package that weighs 400 lb is placed on an inclined plane. If a force of 60 lb is just sufficient to keep the package from sliding, find the angle of inclination of the plane.
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Suppose that the terminal point determined by t is the point (3/5, 4/5) on the unit circle. Find the terminal point determined by each of the following. A) pi+t B) 2pi-t.
Water flows through a horizomtal tube of length 25cm and internal diameter 1 mm under a constant head of the liquid 15cm high. If a volume of 72,5 cm3 of water issues from the tube in 10 minutes, Calculate the coefficient of viscosity of water.
Suppose that ammonia is washed into a farm pond containing 3.0 X106 Liters of water. If the pH of the pond is found tobe 9.81, what volume of liquid ammonia found its way into the pond?
How can he distribute his time among the five states? (Let a be the hours spent in Arkansas, b the hours spent in Louisiana, c the hours spent in Mississippi.
What are the major products of the reactions of 2-cyclohexenone with each of the following:
Suppose that he uses 1/2 liter of tap water at 59o C, and that the water falls 40 cm each shake, and the chef making 30 shakes each minute. Neglecting any heat loss to the room, how long must he shake the flask before the water boils?
Calculate Eο, ΔG, and K, the equilibrium constant,for the following reaction occurring in a voltaic cell understandard conditions. Is the reaction spontaneous understandard conditions?
If a storm window is installed having the same thickness of glass but with an air gap of 7.5 cm between the panes, what will be the corresponding rate of heat loss?
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