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An alpha particle with the kinetic energy Wk=10MeV is heading towards a stationary tin nucleus number is 50. Calculate the distance of the closest approach.
Each cable has a length of l = 2.70 -{rm m}. What is the tension T in each of the cables? Use 9.80- {rm m/s}^2 for the magnitude of the acceleration as a result of gravity.
two wires are kept tight between the same pair of supports. the tensions in the wires are in the ratio 41 the radii are
A beam of 8.61 MeV protons is incident on a target of 2713Al. Those protons that collide produce the reaction shown below. determine the kinetic energy of the emerging neutrons
A thin rod is initially positioned in the vertical direction, withits lower end attached to a frictionless axis that is mounted onthe floor. The rod has a length of 2.00 m and is allowed to fall,starting from rest.
Three capacitors of 2.0, 9.0, and 15.0? F are joined together in parallel. What is their equivalent capacitance
You make tea with 0.375 kg of 94.6°C water and let it cool to room temperature (20.0°C) before drinking it. Calculate the entropy change of the water while it cools.
You are designing an airport for small planes. One kind of airplane that may use this airfield must reach a speed of at least 27.8m/s (100 km/h), what minimum length must the runway have
A device uses a Stirling cycle on 391 moles of a monatomic ideal gas between two reservoirs with temperatures of 395 K, How much energy does this device remove from the cold reservoir
A 208.3 gram pendulum bob on a 1.92 meter long string is pulled to a height above its lowest position such that it makes an angle of 19.0 degrees with the vertical. Determine the speed of the pendulum bob
An archer pulls her bowstring back 0.388 m by exerting a force that increases uniformly from zero to 229 N. What is the equivalent spring constant of the bow
A 1300 kg cannon, which fires a 80 kg shellwith a speed of 526 m/s relative to the muzzle, is set atan elevation angle of 39° above the horizontal. At what angle with the ground is the shell projected
An 85 kg jogger is heading due east at a speed of 2.3 m/s. Find the magnitude and direction of the sum of momenta of the two joggers
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