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One of Saturn's moons has an orbital distance of 1.87 x 108 m. The mean orbital period of this moon is approximately 23 hours. Use this information to estimate a mass for the planet Saturn.
A rail car that weighs 44 N is accelerated at 6.4 m/s/s for 2.9 seconds. How much work is done on the rail car
Two narrow slits 50 micrometers apart are illuminated with light of wavelength 500 nm . What is an angle of the m=2 bright fringe in radians? in degrees.
A cable is used to raise a 29kg urn from an underwater archeological site. There is a 21 N drag force from the water as the urn is raised at a constant speed.
two point charges, seperated by 1.5 cm have charge values of +2.0, What is the value of the mutual force between them
As in the previous problem (43), a solid block is suspended from a spring scale. If the reading on the scale when the block is completely immersed in water is 25.0 N, what are the block's volume and density
A car is traveling at 15 m/s on a horizontal road. The coefficient of kinetic between the tires and road is
A boat crosses a 500 m river. The water run at 5.9527 m/s due east. The boat is able to travel at 5 m/s relative to the water. what is the net displacement along the river bank
The electromagnetic wave used in a microwave oven have a wavelength of about 12.222 cm. What is the frequency of the radiation
A listener increases his distance from a sound source by a factor of 3.03. what is the change in the sound intensity level in dB
Does the change in speed of the downward-moving rock agree with the magnitude of the speed change of the rock moving upward between the same elevations? Explain physically why it does or does not agree.
A 2.25×10^4 elevator is to be accelerated upward by connecting it to a counterweight using a light (but strong!) cable passing over a solid uniform disk-shaped pulley. There is no appreciable friction at the axle of the pulley, other than its mass..
A series AC circuit contains a resistor, an inductor of 210 mH, a capacitor of 5.40 µF, and a source with Î"Vmax = 240 V operating at 50.0 Hz. Calculate the resistance in the circuit
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