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A hydrogen atom, initially at rest, emits an ultraviolet photon with a wavelength of \lambda = 122nm. What is the recoil speed of the atom after emitting the photon?
v = _____ m/s
A monatomic ideal gas expands slowly to twice its original volume doing 310 J of work in the process, Find the change in internal energy if process isobaric
if an electron is confined to a region of size 35.2 nm, what is the minimum possible uncertainty in its momentum
A layer of oil (n = 1.45) floats on an unknown liquid. A ray of light originates in the oil and passes into the unknown liquid. What is the index of refraction of the unknown liquid
How numerous extra electrons are on this particular oil drop (given the presently known charge of the electron)?
When jumping straight down, you can be seriously injured if you land stiff-legged. When he bends his knees, he comes to a halt in 0.130 s. Find the magnitude of the average net force now
two 18.5 kg ice sleds that are placed a short distance apart, one directly behind the other. What are the final speeds of the two sleds
Consider an RC series circuit. You measure R to be 918 ? and C to be 826 nF. What will the voltage across the capacitor be at this frequency
A high-speed flywheel in a motor is spinning at 450 rpm when a power failure suddenly occurs. The flywheel has mass 40.0 kg and diameter 72.0 cm. How many revolutions would the wheel have made during this time
An electromagnetic wave with a frequency of 7.20×10^14Hz propagates with a speed of 2.30×10^8m/s in a certain piece of glass. Find the dielectric constant for glass at this frequency
A projectile is launched with an initial speed of 40.0 m/s at an angle of 40.0° above the horizontal. The projectile lands on a hillside 4.00 s later. What was the impact velocity of the projectile
Tarzan swings on a 27.0 m long vine initially inclined at an angle of 33.0° with the vertical. What is his speed at the bottom of the swing if he starts from rest
A 100 m long solenoid has a radius of 0.050 m and 1.5 x 10^4 turns. Determine the self-induced emf in the solenoid due to the changing environment
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