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A spacecraft is in a circular orbit about the moon, 1.86 x105 m above its surface. The speed of the spacecraft is1460 m/s, and the radius of the moon is 1.74 x 106 m. If the moon were a smooth, reflective surface,
a) how far below the moon's surface would the image of the spacecraft appear, and
b) what would be the apparent speed of the spacecraft's image?
(Hint: both the spacecraft and its image have the similar angular speed about the center of the moon.)
A visual binary system is at a distance of 5.0 pc. The distance between the two stars subtends an angle of 4.5 arcseconds. What is the mass of each of the stars
A rock with mass m = 3.70 kg falls from rest in a viscous medium. The rock is acted on by a net constant downward force of F = 19.3 N and by a fluid resistance force.
two charges e and -e are a distance of 0.620 nm apart in an electric field e that has a magnitude of 3.55 knc and is
A rock weighing 7043 N rock with a volume of 18 L iscompletely submerged in mercury. The density of mercury is 13.6 kg/L. Determine the density of the rock
A low friction cart of mass m, traveling at speed v, collides (perfectly) elastically with a cart of triple the mass, initially at rest. What is the result of this collision
Suppose you have an electric hot water heater for your house which is an aluminum cylinder which has a 0.56 m radius and is 1.8 m high. The walls are 1.0 cm thick.
A uniform bar is 5.00 m long and weighs 975 N. A weight of 255 N is attached to one end while a weight of 375 N is attached 1.50 m from the other end. Find the tension in the cable
what is the speed of the proton in the beam.define the spread in these values.
Three forces of magnitudes F1 = 4.0 N, F2 = 6.0 N, F3 = 8.0 N, F4 = 5.0 N, and F5 = 5.0 N are applied to a block of mass m = 3.0 kg, initially at rest, at angles shown on the diagram. (Figure 1) All angles should be measured from the positive x ax..
An elderly sailor is shipwrecked on a desert island, but manages to save his eyeglasses. What is the magnifying power of the telescope he can construct with these lenses
During an adiabatic process, the temperature of 4.50 moles of a monatomic ideal gas drops from 515°C to 193°C. Find the change in internal energy
Two bars of identical mass are at 33°C. One is made from glass and the other from another substance. Find the specific heat capacity of the other substance
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