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Problem: A rocket is projected upward from the earth's surface (r = RE) with an initial speed v0 that carries it to a distance r = 1.4 RE from the center of the earth.
Part A: What is the launch speed v0? Assume that air friction can be ignored.
Please show all work and explain your methods for above problem.
By using integral calculus, find the area of the region bounded by the graphs of y = x^2 and y = 4. (x and y are in meters.) Calculate the rotational inertia of this object when it is spinning around y-axis.
For research purposes a sonic buoy is tethered to the ocean floor and emits an infrasonic pulse of sound. Determine the wavelength of the sound
You want to construct a simple pendulum with a period of 2 seconds. what would be the new period of your pendulum
A 5.00 meter long ladder, weighing 200 Newton, rests against a smooth vertical wall with its base on a horizontal rough floor, a distance1.2 meter away from the wall. Compute how far up the ladder can a 600 N man climb before the ladder begins to s..
If a 200 lb bungee jumper jumps from a bridge 150 ft and touches the top of the river. If the cord absorbs 14 percent of the energy how far will be man be at the Top of the next bounce from the river bottom.
Sheena pulls a sled along a snowy path on level ground with a maple syrup barrel, 26 kg, on the sled. find the tension between the barrel and Sheena's hand.
A 0.470-kg glider, attached to the end of an ideal spring with force constant k = 500 N/m, undergoes SHM with an amplitude 0.040 m. Compute the maximum speed of the glider. Compute the speed of the glider when it is at x = -0.015 m.
An ice cube density =917kg/m3,is sliding down a frictionless in line . The sides of the cubes each hace a lenght of 0.75 m. What pressure does the cube exert on the line?
A plank 2.00 cm thick and 16.9 cm wide is firmly attached to the railing of a ship by clamps so that the rest of the board extends 2.00 m horizontally over the sea below, find the shear modulus of the wood
When the temperature of a coin is raised by 83.1 C°, the coin's diameter increases by 2.60 x 10-5 m. If the original diameter is 1.61 x 10-2 m, find the coefficient of linear expansion.
A 89 kg box rests on a level surface as shown in Figure 1. The coefficient of static friction, µS = 1.3 and the coefficient of kinetic friction, µK = 0.9. find the magnitude of Gravity on the box from the Earth
A father racing his son has 1/3 the kinetic energy of the son, who has 1/3 the mass of the father. What are the original speeds ofthe father
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