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A satellite is orbiting the Earth at a distance of 3.31RE and with a speed of 3.59 km/s. With what speed would the satellite hit the Earth's surface if somehow it suddenly stopped and fell to Earth? Ignore air resistance.
A guitar string with a mass of 12 g is 80 cm long and attached to the guitar at two points separated by 65 cm. What is the frequency of its fundamental note when it is placed under a tension of 170 N? Answer A) 74 Hz B) 82 Hz C) 93 Hz D) 150 Hz E)..
Two electric dipoles with charges ±Q, where Q=5.0 ?C, are arranged parallel to each other. What is the strength of the electric force between the two dipoles
A 16.2 g bullet with an initial speed of 870 m/s embedded itself in a 40.0 kg block, What is the maximum compression of the spring
a 70-kg bicyclist coasts down a hill that makes a 10degree angle with the horizontal at a speed of 10 ms.a if the drag
a thin rod has a length of 0.694 m and rotates in a circle on a frictionless tabletop. the axis is perpendicular to the
ecording engineer works in a soundproofed room that is52.0 dB quieter than the outside. what is the intensity outside
The coefficient of kinetic friction is 0.350. Illustrate what should be the magnitude of P, so that the net work done by it and the kinetic frictional force is zero?
If air drag is negligibly small, how fast is sequoia cone moving while it reaches the ground if it dropped from the top of a 114 tree.
The steel I-beam in the drawing has a weight of 1.50 × 103 N and is being lifted at a constant velocity. What is the tension in each cable attached to its ends
A horizontal compass is place 25 cm due south from a straight vertical wire carrying a 17A current downward. In what direction does the needle point at this location? assume the horizontal component of the Earth's field at this point is 45uT. Solve u..
you are an engineer in charge of designing a new generation of elevators for a prospective upgrade to the empire state
One mole of an ideal monatomic gas is taken through the cycle shown in the figure. Assume that p = 3 p0, V = 3 V0, p0 = 1.01×105 Pa, and V0 = 0.0250 m3. Calculate the energy added as heat during stroke abc
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