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De Broglie postulated that the relationship λ =h/p is valid for relativistic particles. Determine the de Broglie wavelength for a (relativistic) electron having a kinetic energy of 3.40 MeV? m
The figure below shows an overhead view of a corridor with aplane mirror M mounted at one end. A burglar Bsneaks along the corridor directly toward the center of the mirror.In terms of d, how far from the mirror will she be whenthe security guard S c..
A solar cell has a light-gathering area of 10 cm2 and produces 0.2 A at 0.8 V (DC) when illuminated with S = 1000 W/m2 sunlight. What is the efficiency of the solar cell
The electric field everywhere on the surface of a thin spherical shell of radius 0.780m is measured to be equal to 940 N/C and points radially toward the center of the sphere.
A car is driven east for a distance of 48km, then north for 32 km, and then in adirection 31°east of north for 25 km. Draw the vectordiagram and determine the total displacement of the car from itsstarting point.
In a pool game, the cue ball, which has an initial speed of5.0m/s, make an elastic collision with the eight ball, which is initially at rest. Find the direction of motion of the cue ball after the collision
When the power is turned off on a turntable spinning at 78 rpm, you find that it takes 10.5 revolutions for it to stop while slowing at a constant rate. What is the angular acceleration of the turntable
A fighter jet is launched from an aircraft carrier with the aid of its own engines and a steam-powered catapult. The thrust of itsengines is 3.13x105 N. In being launhced from rest itmoves through a distance of 53.3 m and has a kinetic energy of 7...
A firecracker resting on a level street explodes into three pieces of equal mass. Immediately after the explosion, the first piece is moving north at 125 m/s, and the second piece is moving east at 75.0 m/sec. What is the velocity of the third piece ..
Oppositely charged parallel plates are separated by 4.52 mm. A potential difference of 600 V exists between the plates. (a) What is the magnitude of the electric field between the plates?
You measure distances from the center of a diffraction pattern (y) to a series of dark fringes on a screen, What is the wavelength of the laser you used to collect the data
A 6650kg iceberg with density 931 {\rm kg/m}^3 is afloat in seawater with density 1030 {\rm kg/m}^3. Find the volume of water displaced by the iceberg
Inside of a nucleus nucleons (protons and neutrons) are confined within dimensions of 15x10-15m. Treating nucleons are particles in an infinite well, calculate the lowest energy of a photon emitted due to transition of nucleons between nuclear energy..
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