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In a Young's double-slit experiment, the seventh dark fringe is located 0.029 m to the side of the central bright fringe on a flat screen, which is 1.0 m away from the slits. The separation among the slits is 1.5x10-4 m. What is the wavelength of the light being utilized?
A constant horizontal force Fa pushes a 1.50kg FedEx package across a frictionless floor on which a xy coordinate system has been drawn. gives package's x and y velocity components versus time t.
Light with a frequency of 2.55 x 1015 Hz ejects electrons from the surface of aluminum, which has a work function of 4.28 eV. What is the minimum de Broglie wavelength of the ejected electrons? nm
a 200 ohms resistor and a .4 H inductor are connected in series with a voltage source having amplitude of 30 v, what is the current amplitude
A dedicated sports car enthusiast polishes the inside and outsidesurfaces of a hubcap that is a section of a sphere. When he looksinto one side of the hubcap, he sees an image of his face 30.0 cmin back of the hubcap. He then turns the hubcap over..
calculate the magnitude of the repulsive electric force between two protons packed together in an atomic nucleus, assuming that their separation is fixed at 2.4x10^-15m.
A freight train has a mass of 1.8 x 107 kg. If the train can exert a constant pull of 7.8 x 105N, find how long does it take to increase the speed of the train
X-rays having an energy of 300 keV undergo Compton scattering from a target. The scattered rays are detected at 37.0° relative to the incident rays. find the energy of the recoiling electron
What is the thinnest soap film (excluding the case of zero thickness) that appears black when viewed by reflected light with a wavelength of 480 {rm nm}? The index of refraction of the film is 1.33, and there is air on both sides of the film.
A neutron turns into a proton and an electron. The electron goes in one direction and the proton goes in the opposite direction. find the maximum separation distance of the two particles
When an atom emits a photon in a transition from a state of energy E1 to a state of energy E2, Evaluate this recoil energy for the n = 2 to n = 1 transition of hydrogen.
If a block of wood floating on a pool of water has a volume of 37 cm3 and displaces a volume of water of 30 cm3, what is the density of the wood
A 330 g air track on a horizontal air trek is attached to a string that goes over a pulley with a moment of inertia of 5.00x10^-6 kgxm^2 and a radius of 1.35 cm. Find acceleration ofthe hanging mass
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