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A 0.2 kg object is suspended from a spring with a spring constant of K = 10 N/m. The object moves with simple harmonic motion and has an amplitude of 0.08 m. What is the potential energy of the system when the object displacement is 0.08 m? Please show work for first and best rating.
At one time, television sets used "rabbit-ears" antennas. Such an antenna consists of a pair of metal rods. The length of each rod can be adjusted to be one-quarter of a wavelength of an electromagnetic wave whose frequency is 125 MHz. How long is ea..
The skis have a thrust of 220 . Sam's speed at the bottom is 45.0. Illustrate what is the coefficient of kinetic friction of his skis on snow?
define what is the unknown capacitance. what focal length eyepiece should she use.
Discover the horizontal and vertical displacement
Since the circumference of a circle of radius r is 2p r, every time the center of mass moves a distance 2p r, the object rotates a full circle (2p radians). If this happens in a time T then. Combine these equations to find out an expression for ..
If John Glenn weighed 640 N on the Earth's surface, i) how much would be having weighed if his Mercury spacecraft had (hypothetically) remained at twice the distance from the center of the earth? ii) Why is it said that an astronaut is never truly..
How much time has elapsed between the two measurements.
Draw a motion diagram for the train. Assume that the train is moving toward the right and starts to slow down at t = 0. The separation of each dot represents an elapsed time of one second.
A magnifying glass of focal length 150. mm is used to examine an old manuscript. What is the maximum magnification given by the lens
A bike wheel (I=m*(r^2)) is spinning at 20 rad/s, at which point a 100 g rat jumps onto the wheel, what is the mass of the bike wheel
It has been proposed to save fuel in air travel by reducing the air speed. How much fuel is saved in a 2000 mile trip
An automobile club plans to race a 710 kg car at the local racetrack. The car needs to be able to travel around several 160 m radius curves at 93 km/h. What must the banking angle of the curves be so that the force of the pavement on the tires of ..
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