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A satellite orbits Neptune 4000 km above its surface. Given that the mass of Neptune is 1.02 x 10^26 kg and the radius of Neptune is 2.48 x 10^7m, calculate the orbital speed of the satellite.
a 3 micro coulomb charge is uniformly distributed on a ring of radius 11 cm.the value of the coulomb constant is 8.99
High speed photography shows that when a golf club hits a golf ball, the club and the ball typically remain in contact for 1x 10?3 s, Estimate the magnitude of the force that the club exerts on the ball
A curve in a road forms part of a horizontal circle. As a car goes around it at constant speed 14m/s, the total force exerted on the driver has magnitude 120 N. What are the magnitude and direction of the total vector force exerted on the driver i..
You want a screen to be illuminated with an intensity of 440 mW/m2. The screen is 12.97 m away from the light source, What is the rms value of the electric field at the screen
Sources A and B emit long-range radio waves of wavelength 540 m,with the phase of the emission from A ahead of that from source Bby 90°. The distance rA from A to adetector is greater than the corresponding distancerB from B by 150 m.
A 17.0 kg monkey hangs from a cord suspended from the ceilingof an elevator. What was the elevator's minimum acceleration
A 55.0-kg child takes a ride on a Ferris wheel that rotates four times each minute and has a diameter of21.0 m. What is the centripetal acceleration of the child
a man with mass m 70.0 kg weight 154.0 lbs is walking towards a patio at 2.10 ms 4.70 mph when at the last moment he
Consider a collision between an alpha particle (mass 4 amu) and an initially stationary oxygen nucleus (mass 16 amu). What was the initial speed of the alpha particle
Does the rod (with the attached ball of clay) rotate?
A canal boat (mass=25,000 kilograms) is being towed at a uniform velocity v=3.10 m/s, Determine the magnitude and direction of the towing force
From the shape of total energy vs. time plot, what can you conclude about the conservation of mechanical energy in your mass and spring system.
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