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A 667 kg satellite is in acircular orbit about the Earth at a height above the Earth equal tothe Earth's mean radius.
(a) Find the satellite's orbital speed.
m/s
(b) Find the period of its revolution.
h
(c) Find the gravitational force acting on it.
N
A metal ball with a mass of 3.81·10-6 kg and a charge of +5.21 mC has a kinetic energy of 4.77·108 J. how close will it come to the plane before stopping
A sodium surface, which has a work function of 2.46eV is illuminated with a wavelength = 300nm light. What is the deBroglie wavelength of these electrons
A conducting bar with a mass of 0.155 kg and a length of 16.0 cm is suspended touching two vertical electrical contacts which form an electric circuit with a battery that has an electric potential of 8.5 V. What is the resistance R that exists in t..
You are standing on a sheet of ice that covers the football stadium parking lot in Buffalo; there is negligible friction between your feet and the ice. obtain with what speed do you and the ball move afterwards
A cylindrical brass sleeve is to be shrink-fitted over a brass shaft whose diameter is 3.219 cm at 0°C. To what temperature must the sleeve be heated before it will slip over the shaft
The two blocks areconnected by heavy uniform rope with mass of 4.00 kg. An upward force of 200N is applied as show in fig P4.54 a) Draw a three free body diagrams: one for the 6.00 kg block, one for the 4.00 kg rope, and another for the 5.00 kg block..
A proton traveling to the right along the x-axis enters a region where there is a magnetic field of magnitude 3.7 T directed upward along the y-axis. The charge on a proton is 1.60×10?19. If the proton experiences a force of 3.6 × 10?12 N, find its s..
At standard atmospheric pressure, the solid form of carbon dioxide called "dry ice" undergoes a phase change not to a liquid, how much of the water will turn to ice by the time all the dry ice has sublimated
When a 45.0-V emf device is placed across two resistors in series, a current of 15.0 A is flowing in each of the resistors. When the same emf device is placed across the same two resistors in parallel,
A 5.0V potential difference is applied between the ends of a 0.80mm -diameter, 90cm -long nichrome wire, What is the current in the wire
The flash unit in a camera uses a 9 V battery to charge a capacitor.The capacitor is then discharged through a flash lamp. obtain the capacitance of the capacitor
How several cubic meters of water are removed from storage under an area of 1 million square meters when the average head decline in this area is 2 meters.
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