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A monoenergetic beam of electrons is incident on a single slit of width 0.95 nm. A diffraction pattern is formed on a screen 24 cm from the slit. If the width of the central maximum of the diffraction pattern is 4.08 cm, what is the energy of the incident electrons?
Light from a laser beam with a wavelength of 600 nm passes through a narrow single slit and observed on a screen 1.5 m behind the slit. How wide is the slit
As the block has raised a vertical height of 0.725, the tension in the cord is 4.66 .What is the velocity of the bullet originally.
Two plastic spheres, each carrying charge uniformly distributed throughout its interior, are initially placed in contact and then released, Find the maximum acceleration achieved by the sphere of mass 55.0g
A snowball rolls off a barn roof that slopes downward at the angle of 40 ^circ. The edge of the roof is 14.0 {rm m} above the ground, and the snowball has a speed of 7.00 {rm m/s} as it rolls off the roof. Ignore air resistance.
A magnetic ?eld of 0.285 T exists in the region enclosed by a solenoid that has 329 turns and a diameter of 11.5 cm. What current is induced in the coil
The drawing shows an equilateral triangle, each side of that has a length of 2.00 cm. Point charges are fixed to each corner, as shown. The +4.0 C charge experiences a net force due to the charges qA and qB. This net force points vertically downwa..
Two electrons, both with speed 1.0x10^4 m/s, are shot into a uniform magnetic field. The first is shot from the origin out along the + x-axis, compute the magnitude and direction of the magnetic field
What is the force of friction and its coefficient of friction if a 5 kg box slides on a horizontal plane when its speed decreases 1.5ms-1 in a second?
Three equal point charges, each with charge 1.95 , are placed at the vertices of an equilateral triangle whose sides are of length 0.400 . What is an electric potential energy of the system? (Take as zero the potential energy of the three charges ..
Show that the boundary conditions far away from the cylinder
A charged paint is spread in a very thin uniform layer over the surface of a plastic sphere of diameter 12.0 cm, find the electric field just inside the paint layer
What is Lagrangian for the system
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