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A satellite moves around the Earth in a circular orbit of radiusr. (Use G for the universal gravitation constant,M for the mass of the Earth, and r, asappropriate, when answering parts (a), (b), and (c) below.)Because of the increase in its speed, this larger piece of mass4m now moves in a new elliptical orbit. Find its distanceaway from the center of the Earth when it reaches the other end ofthe ellipse. (Use G, M, and r, as necessary.)
A 5.0-kg object with a speed of 4.0 m/s collides head on with a 10-kg object moving toward it with a speed of 3.0 m/s. what is the post-collision speed of the 5.0-kg object
A 1.6kg chicken is blown into a wall by a strong gust of wind, Which direction is the frictional force
A bead of mass m = 3.10 kg is released from point A and slides on the frictionless track as shown in the figure below. The height of A is ha = 6.70 m. Determine the net work done by the force of gravity in moving the bead from A to C
A butterfly flies from the top of a tree in the center of a garden to rest on top of a red flower at the gardens edge. Determine the magnitude of the butterflys displacement
An extreme skier, starting from rest, coasts down a mountain that makes an angle 25.0° with the horizontal. How fast is she going just before she lands
A charged object moving with a velocity v = 210 m/s passes through a magnetic field of B = 0.70 T that is oriented at an angle of 350 relative to the velocity. what is the magnitude of the charge on the object
A heat engine operating between energy reserviors of 119.94 oC and 462.75oC has 35.02% of the maximum possible efficiency. How much energy must this engine extract
A 62kg hiker starts at an elevation of 1500m and climbs to the top of a 3500m peak, What is the minimum work required of the hiker
a uniform steel bar with weight of 98 N and length of 3.0 m is suspended on each end by a rope. A 50.0 kg mass hangs 50.0 cm from the left end of the bar. How much weight does each rope support
A snowboarder of mass 79 kg travels down the slope of height 150 m, what is the work done on her by friction
A radioactive isotope has an activity of 8.39 mCi. After 3.30 hours the activity is 6.71 mCi. What is the half-life of the isotope
Note down that since each oscillator is attached to two "springs", and each "spring" is half the length of the interatomic bond, the effective interatomic spring stiffness for one of these oscillators is times estimated value given above.
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