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A satellite orbits at a distance from the Earth's center of about 7.20 Earth radii and takes 27.1 hours to go around once. What distance (in meters) does the satellite travel in one day? What is the orbital velocity in m/s?
A ball is thrown at an angle of 30.9 degrees above the horizontal at a speed pf 8.77 m/s. What is the vertical component of the ball's velocity
A 4m long, 140g rope is fixed at one end while the other is tied to a light string. what is the frequency of the third harmonic
A cart is propelled over an xy plane with acceleration components ax = 7.0 m/s2 and ay = -2.0 m/s2. what is the velocity of the cart when it reaches its greatest y coordinate
A chair of weight 125 N lies atop a horizontal floor; the floor is not frictionless. You push on the chair with a force of F = 35.0 N directed at an angle of 42.0 below the horizontal and the chair slides along the floor. Using Newton's laws, compute..
A kayaker needs to paddle north across an 85 m wide harbor. The tide is going out, creating a tidal current that flows to the east at 1.7 m/s. The kayaker can paddle with the speed of 3.0 m/s.
What is the tension in the rope that is lifting the lift and what is the tire's average angular acceleration during the 4.5 s time interval?
A banked circular highway curve is designed for traffic moving at 67km/h. The radius of the curve is 209 m. Traffic is moving along highway at 48km/h on a rainy day.
An airplane flies 200 km due west from city A to city B and then 315 km in the direction of 33.0° north of west from city B to city C.
If an astronaut dropped a small rock near the surface of Pluto, how far (in m) would the rock fall in 2.4 s
A planar electromagnetic wave is propagating in the +x direction. What is the Poynting vector at the point P at that instant
The coefficient of static friction between the ladder and the ground is 0.55, and the ladder makes a 50.0° angle with the ground. Explain how far up the ladder can an 870 N person climb before the ladder begins to slip?
A "Carnot" refrigerator (reverse of a Carnot engine) absorbs heat from the freezer compartment at a temperature of -17°C, How much work must be done by the refrigerator to change 0.20 kg of water at 24°C into ice at -17°C
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