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A satellite operates at an altitude of 20,100 km and utilizes communication frequencies of1598.48 MHz. Find the gravitational frequency change by respect to Earth.
An object weighting 100N is traveling vertically upward from the ground in the absence of air resistance at a constant velocity of 5 m/s
Scientists want to place a 3600.0 kg satellite in orbit around Mars. They plan to have the satellite orbit a distance equal to 1.8 times the radius of Mars above the surface of the planet. What is the force of attraction between Mars and the satell..
a sled is moving down an incline plane, the mass of the sled is 40 kg. the angle is 35 degrees, coefficient of kinetic friction is 0.3. Find acceleration of the sled
Astronauts on a distant planet set up a simple pendulum of length 1.2 m. The pendulum executes simple harmonic motion and makes 100 complete oscillations in 430 s. Determine is the magnitude of the acceleration due to gravity on this planet?
A projectile is fired vertically from Earth's surface with aninitial speed of 4.6 km/s. Neglecting air drag, how far above thesurface of Earth will it go
A laser pulse has an energy of 15 J and a beam radius of 2 mm. The pulse duration is 11 ns and the energy density is constant within the pulse. What is the spatial length of the pulse
A pole projects horizontally from the front wall of a shop. A5.1-kg sign hangs from the pole at a point 2.2m from the wall. What is the torque due to this sign
One of the asteroids, asty, looks like an elongated potato. Surprisingly it has a tiny (compared to asty) spherical moon! Find the acceleration of gravity on the surface of this little moon
A circuit employs a silicon solar cell to detect flashes of light lasting 0.25 s. what is the minimum power of a flash of light of wavelength
You throw a 21.6 N rock vertically into the air from ground level. You observe that when it is a height 14.4m above the ground, What is its speed just as it left the ground
question a backpacker carries an empty soft-plastic water container into the mountains. the initial volume at 1.0 atm
An electron moving along x axis with a constant speed of v = 5x10^6 m/s i enters the region of a uniform electric field, What is the verticle displacement y of the electron 4 ns later
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