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A ring shaped space station with a radius of 1 km is spinning, sothat the speed of the rim is 50 m/s. A 60 kg man sits on the insideof the rim. What is his apparent weight?
A team of scientists have arrived at the Galactic Center Black hole(mass of 7.95e36 kg). Having parked their spaceship in orbit at a safe distance around the back hole, what range of angles are needed to optimize the radio
a box rests on the ice of a frozen pond. A man applies a horizontal force of 48 N to the box causing the box to accelerate at 3 m\s^2. What is the mass of the box
A satellite of mass 310 kg is launched from a site on the Equator into a circular orbit at 8000 km above Earth's surface. DATA: Rearth=6.38×106 m. a) What is the acceleration of gravity at this altitude? b) What is the speed of the satellite? c) What..
A uniform electric field of magnitude 405 N/C pointing in the positive x-direction acts on an electron, which is initially at rest. The electron has moved 2.60 cm. What is the work done by the field on the electron?
consider a metal in which electrons are well described in terms of independent electrons moving in a periodic
A wheel has eight spokes and a radius of 33.0 . It is mounted on a fixed axle and is spinning at 2.80 . You want to shoot a 38.0 long arrow through the wheel, parallel to this axle, without hitting any of the spokes. Assume that the arrow and the ..
a particle of mass m is in the ground state of a harmonic oscillator with parabolic potential energyvx frac12
Scientists want to place a 4200.0 kg satellite in orbit around Mars. They plan to have the satellite orbit a distance equal to 1.6 times the radius of Mars above the surface of the planet. obtain the force of attraction between Mars and the satelli..
vector points in the negative direction and has a magnitude of 9 units. vector has twice the magnitude and points in
A long, straight wire carries a current of 48.9 A. The magnetic field produced by this current at a certain point is 7.80E-5 T. How far is the point from the wire
You're making delieveries to several different stops, each several miles from the next. Find the vector displacement of your whole trip
Which of the following sets of variables result in a linear graph when plotted? (Choose as many as two)
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