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An object's terminal velocity is 52.135 m/s on a dry day (when the density of air is 1.21356 kg/m^3. On a humid day, the terminal velocity is 52.035 m/s. What is the density of the humid air? Please show all work.
Condensation occurs on a bathroom window at a rate of 0.5 kg per hour. If the bathroom air is at 26°C and fully saturated with water vapour, compute approximately, the rate of heat transfer onto the window surface if the inside surface is maintain..
A satellite is in a circular orbit around an unknown planet. The satellite has a speed of 1.65 104 m/s, What is the orbital speed of the second satellite
suppose that all the energy goes into the arrow, with what speed does the arrow leave the bow.
A 1.80 kg block slides on a frictionless horizontal surface. The block hits a spring with a speed of 2.00 m/s and compresses it a distance of 11.0 cm before coming to rest. Illustrate what is the force constant of the spring?
The rms current in an ac circuit with a resistance of 140 is 0.88 A. What is the average power consumed by this circuit
If you had 102 L of water and you wanted to make a solution with a salt concentration of 0.2 g/L, how much salt would you need to add
A long string of tension T and mass density ÃŽ · is attached to a small sphere of mass m. What is the displacement of the string on the right side of the mass, yt(x,t)
A ball with v0 = 15 m/s collides with two identical balls which are lined up vertically as in the diagram below. Find the velocities of all three balls after the collision
A 0.25-kilogram mass on a vertical spring oscillates at a frequency of 1.0 Hz. If a 0.45-kilogram mass were instead suspended from the same spring, what would be the frequency of oscillation
Two equally charged, 1.00 {\rm g} spheres are placed with 2.00 {\rm cm} between their centers. What is the magnitude of the charge on each sphere
Calculate the acceleration of a skier heading down a 10.0 deg, slope, assuming the coefficient of friction for waxed wood on wet snow
A skier is accelerating down a 30 degree hill at 3.60 m/s^2. How long would it take her to reach the bottom of the hill, assume she starts from rest and accelerates uniformly, if elevation change is 170m.
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