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an object with mass 12 kg slides down a smooth ramp initial height is 2m it is a smooth horizontal track no friction if
a golf course sprinkler system discharges water from a horizontal pipe at the rate of 7375 cm3s at one point in the
a well with vertical sides and water at the bottom resonates at 700 hz and at no lower frequency the air filled portion
a string 60 cm longfastened at each end when driven by an oscillator at frequency of120 hz l60m ym02m f120hz
a rock is suspended by a light string when the rock is in air the tension in the string is 391 n when the rock is
a soccer ball with mass 0446 kg is initially moving with speed 140 ms a soccer player kicks the ball exerting a
suppose that in sleepy valley only 35 of those over 50 years old own cd players find the probability that among three
a dockworker applies a constant horizontal force of 850 n to a block of ice on a smooth horizontal floor the frictional
boiling water at high pressure when water is boiled under a pressure of 200 atm the heat of vaporization is 220 106 jkg
1 the pulmonary artery which connects the heart to the lungs has a radius of 26 mm and is 84 cm long if the
a 2493-kg car is moving down a road with a slope grade of 14 at a constant speed of 13 ms what is the direction and
a total of 200 molof a compound is allowed to react with water in a foam coffee cup and the reaction produces 106g of
a metal ring having an outside radius of 380 cm and an inside radius of 305 cm has a mass of 150 kg the ring falls off
what product is formed when 5-chloro-1-methylcyclohexene is reduced with a pt catalyst and h2 a
an electron is in a certain energy state in a one-dimensional infinite potential well from x 0 to x l 175 pm the
sherman is a 65-year-old sedentary male with heart failure he weighs 200 lb and is 5rsquo8rdquo tall he is referred to
a long solenoid has 1400 turns per meter of length and it carries a current of 22 a a small circular coil of wire is
determine the oxidation state for the following element in the compounds indicatedsulfur in h2so4nitrogen in
a 16-kg book is at rest on a wooden board inclined at 12 degreesa identify each of the forces acting on the book and
vitamin c is essential for prevention of scurvy and large doses may be effective in preventing colds combustion of a
the triangular coil of wire in the drawing is free to rotate about an axis that is attached along side ac the current
a fuel pump sends gasoline from a cars fuel tank to the engine at a rate of 549 10-2 kgs the density of the gasoline
a fire hose 10 cm in diameter delivers water at the rate of 16 kgs the hose terminates in a nozzle 34 cm in diametera
ice of mass 455 g at -109deg c is added to 212 g of water at 158deg c in a 101 g glass container of specific heat 0200
at 25c the heat of fusion of aluminum is 106kjmol and the heat of sublimation is 3264 kjmol what is the heat of