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A 6.0 multiplied by 104 kg space probe is traveling at a speed of 14000 m/s through deepspace. Retrorockets are fired along the line of motion to reducethe probe's speed. The retrorockets generate a force of 4.0 multiplied by 105 N over a distance of2700 km. What is the final speed probe?
A broken piano emits frequencies from a low of 32.0 Hz to a high of about 4100 Hz. What is the shortest wavelength if the speed of sound in air is 342.50 m/s? Record the answer to three decimal places and include units in the answer.
A child sits 1.75 m from the center of a rotating merry-go-round that makes one complete revolution (spin) in 2.58 seconds. What is the child's acceleration
A long, thin metal tube of cross-sectional area 1.65 cm2 is sealed into the top of a hollow cube of edge length 0.145 m. What is the weight of the water
In a tornado or hurricane, a roof may tear away from the house because of a difference in pressure between the air inside and the air outside. What is the magnitude of the force on the roof
An ideal gas is brought through an isothermal compression process, what are the temperature T of the gas and the final pressure, Pf
A 2.10-µF capacitor was fully charged by being connected to a 12.0-V battery. Calculate the damped frequency of the resulting circuit
It is proposed that future space stations create an artificial gravity by rotating. Suppose a space station is constructed as a 1600-m-diameter cylinder, What rotation period will provide "normal" gravity
What are the forces acting on the board due to the two supports as a diver of mass 63 kg stands at the end of the board over the water.
A radar has a resolving power of 30 m at a range of 1.0km. What is the minimum width of its antenna if its operating frequencyis 9500 MHz
A solid, horizontal cylinder of mass 7.1 kg and radius 0.57 m rotates with an angular speed of 5.84 rad/s about a fixed vertical axis through its center. What is the final angular speed of the system
A skier starts from rest at the top of a hill that is inclined at10.4°with the horizontal. The hillside is 245 m long, and the coefficient of frictionbetween snow and skis is 0.0750. At the bottom of the hill, the snow is level and the coefficient..
A 8.5uC charge is at x_1= 16cm ,y_1 = 7.0cm and a -3.4uC charge is at x_2 = 4.1cm ,y_2 = 10cm. Find the force on the negative charge
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