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A 0.2 kilogram toy car rolls down ramp and reaches a speed of 6 meter per second. At the bottom of the ramp, it hits a stationary car with a mass of 0.4 kilogram. The two cars have Velcro bumpers and stick together. Compute at what speed do the two cars move after the collision?
A major leaguer hits a baseball so that it leaves the bat at a speed of 32.0 and at an angle of 36.9 above the horizontal. You can ignore air resistance. What is the direction of the baseball's velocity when it returns to the level at which it left..
Find the velocity vector of a bag just before it hits the ground. It is dropped 500m above the ground and has velocity 5 m/s
A spring has a force constant (k=18N/m). If it's compressed 50 centimeter from its original equilibrium length, determine how much mass will have gained
An object has a kinetic energy of 313 J and the momentum of magnitude 24.1 kg·m/s. Find out the speed and the mass of the object.
A child is looking at a beetle that is 25 millimeter (10 inches) away, with the unaided eye. Determine how much larger will the beetle appear
A long, straight, thin-walled cylindrical shell of radius R carries a current I parallel to the central axis of the shell. Discover the magnetic field (including direction) both inside and outside the shell.
A box is sliding across a board that make an angle of 15 degrees with the horizontal. What is the acceleration of the box
Light of wavelength 5.00*102 nm illuminates a pair of slitsseparated by 0.280 mm. If a screen isplaced 2.10 m from the slits, determine the distance between the first and second dark fringes.
a garden hose with a diameter of 0.63in. has water flowingin with a speed of 0.78m/s and a pressure of 1.2 atmosphere. estimate the speed of water in the nozzle
Suppose that in the Stern-Gerlach experiment for neutral silver atoms, the magnetic field has a magnitude of B =0.55 T. (a) what is the energy dissimilarity (in μeV) between the magnetic moment orientations of the silver atoms in the two sub beams?
A gymnast is bouncing on a trampoline. On the upward part ofthe motion, the mat of the trampoline pushes on the gymnast with anonconservative force over a distance of 0.300m
A solenoid of length 13 cm consists of a wire wrapped tightly around a wooden core. The magnetic field strength is 5.0 T inside the solenoid. what does the magnetic field become
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