Find the tension in the ropes
A 49.0 kg person takes a nap in a backyard hammock. Both ropes supporting the hammock are at an angle of 21.0 above the horizontal. Find the tension in the ropes.
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Drawing on Eratosthenes' method, if two are due north and south of each other and are seperated by 400km, what is the circumference of their spherical world if they see the same star on their meridian at altitudes of 23 degrees and 47 degress
Carbon disulfide (CS2) undergoes a single displacement reaction with O2 to form CO2. If 100 grams of CS2 reacts with 38 grams of O2, what will the limiting reagent be?
A stone is thrown vertically downward from a cliff 180.0-m tall. During the last half second of its flight, the stone travels a distance of 48.5 m. Find the initial speed of the stone.
How does the role of information systems in a company vary from country to country?
What if you had paper clips, rubber bands, wood chips, straight pins, strips of aluminum foil, and glass beads? Using a property of matter youve learned, classify thesse objects. Show your results in a table?
Modeling the process as a Carnot refrigerator operating between an infinite hot reservoir and afinite cold reservoir of total heat capacity Ct , determine an expression for the minimum work required to decrease the contents temperature
A sample containing 3.50 moles of N2 and 7.50 mol of H2 is placed in a reaction vessel. Set up an equation relating KP and the extent of reaction.
An electric field E=( 1.6×105 N/C, right ) causes the 5.0g ball in the figure to hang at a 20 degree angle. What is the charge on the ball?
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