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In order better to map the surface features of the Moon, a 379-kg imaging satellite is put into circular orbit around the Moon at an altitude of 1.21 × 10^2 km. Calculate the satellite\'s
1- kinetic energy
2- gravitational potential energy
3- total orbital energy.
The radius and mass of the Moon are 1.74 × 10^3 km and 7.36 × 10^22 kg.
An object placed on an equal-arm balance scale requires 12 kg to balance it. When object is placed on a spring scale, the spring scale reads 12 kg.
When there's a 277 Vrms across a device, the peak value of the alternating current is 4.1 A. How much power does the device comsume
A uniform, spherical cloud of interstellar gas has mass 2.0Ã-1030 kg and radius 9.0Ã-1012 m, what will be the star's rotation period
A wheelchair athlete is training on a stationary ergometer. Her wheel's angular velocity is 3 rev/s and diameter is 80.0 cm. What is the linear velocity at the wheel's circumference
An uncharged spherical conducting shell surrounds a point charge - q at its centre. Then a charge +3q is placed on the outside surface of shell.
In a fast-pitch softball game the pitcher is impressive to watch, Determine the angle of the total acceleration relative to the radial direction
As a baseball is being thrown, it goes from 0.0 to 40.0 m/s in 0.25 s. What is the acceleration of the baseball
The springs of a 1300 {rm kg} car compress 6.0 {rm mm} when its 62 {rm kg} driver gets into the driver's seat. If the car goes over a bump, what would be the frequency of vibrations.
A horizontal incident beam consisting of white light passes through an equilateral prism. What is the dispersion (thetaV -thetaR) of the outgoing beam
A planet orbits the sun with a period of 14 years? How far is the planet from the sun
Find the period of a child's leg as it swings about the hip joint. Assume the leg is 0.39 m long and can be treated as a uniform rod, Estimate the child's walking speed
A coiled telephone cord forms a spiral with 74.0 turns, Determine the self-inductance of one conductor in the unstretched cord
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