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How close can two protons get is one is at rest and the other has a kinetic energy equal to the average energy at T=10^7 K.
What is the wavelength of the moving proton and how does it compare with the minimum seperation radii of between two protons?
White light, with frequencies ranging from to , is incident on a potassium surface. Find the maximum kinetic energy of electrons ejected from this surface
A 0.25 kg skeet (clay target) is fired at an angle of 28 degrees to the horizon with a speed of 25 m/s.
A clock has an aluminum pendulum with a period of 1.000 s at 20.7 °C. Suppose the clock is moved to a location where the average temperature is 32.2 °C. (The linear expansion coefficient for aluminum is 2.20 10-5 °C?1.)
Light of wavelength 631 passes through a diffraction grating having 485. What is the angle of the bright spot farthest from the center
An air puck of mass \(m_{1}\) is tied to a string and allowed to revolve in a circle of radius R on a frictionless horizontal table. determine the radial force acting on the puck
A long pipe of outer radius 3.10 cm and inner radius 2.64 cm carries a uniform charge density of 3.22 mC/m3. calculate the electric field r = 6.51 cm from the centerline of the pipe
Two forces act on a 6.00- kg object. One of the forces is 10.0N. If the object accelerates at 2.00 m/s 2, what is the greatest possible magnitue of the other force
The security alarm on a parked car goes off and produces a frequency of 960Hz. The speed of sound is 343m/s. At what speed are you driving
A 3.5 m long, 310 kg steel beam extends horizontally from the point where it has been bolted to the framework of a new building under construction. A 70 kg construction worker stands at the far end of the beam.
A 50.0 g copper calorimeter contains 260 g of water at 22.0°C. How much steam ought to be condensed into the water if the final temperature of system is to reach 42.0°C.
Two parallel conducting plates are separated by 10.0 cm, and one of them is taken to be at zero volts. What is the voltage between the plates
A falling skydiver of mass 86.0 kg accelerates downward at 6.7 m/s2. What is the upward force due to air resistance
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