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A particle has a de Broglie wavelength of 2.7x10-10 m.Then its kinetic energy doubles.
What is the particle's new de Broglie wavelength, assuming that relativistic effects can be ignored?
Three deer, A, B, and C, are grazing in a field. Deer B located 64 m from dear A at an angle of 53° north of west, What is the distance between deer A and C
A 23 g ball is fired horizontally with initial speed toward a 110 g ball that is hanging motionless from a 1.1m long string. The balls undergo a head on, perfectly elastic collision, after which the 110 g ball swings out to a maximum angle theta m..
One fine spring afternoon, you go outside to play a rousing game of hoop-and-stick. If your hoop rolls without slipping, what is the angular speed of the hoop
A 2.1*10^3-kg car starts from rest atthe top of a5.0-m-long driveway that is sloped at 20 degrees with thehorizontal. find the speed of the car at the bottom of the drive way
A 10-cm-long thin glass rod is uniformly charged to 50 nC. A small plastic bead, charged to - 5.4nC , is 4.5 cm from the center of the rod. What is the magnitude of the force on the bead? (N)
Following the procedure in the video, create three traces of the pendulum motion of the cup. Compare the three traces for amplitude, wavelength, and frequency.
A skateboarder shoots off a ramp with a velocity of 6.6 m/s,directed at an angle of 58° above the horizontal. The end ofthe ramp is 1.2 m above the ground. Let the x axis be parallel to the ground, the +y direction be vertically upward, and take a..
A cylinder contains a piston on each side of which is one kilomole of an ideal gas. The walls of the cylinder are diathermal, What is the change in the Helmholtz potential
What is minimum important in returning blood to the heart? Negative intrathoracic pressure, valves and veins, the pumping action of skeletal muscles, or the pushing of blood by arterial system.
An electric dipole consisting of charges of magnitude 3.40 nCseparated by 8.80 μm is in an electric field of strength 1380N/C. What are (a) the magnitude of the electric dipole moment and (b) the difference between the potential energies for dipol..
determine that the auto was traveling at a speed of approximately 30 m/s upon impact with the groung. Explain how fast must the car have been moving before leaving the road?
A disk-shaped merry-go-round of radius 3.02 m and mass 169 kg rotates freely with an angular speed of 0.692 rev/s. What is the final angular speed of the merry-go-round
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