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Compute what speed must an electron have if its momentum is to be the same as that of an X-ray photon with a wavelength of 0.59 nanometer?
m/s
Two automobiles, each of mass 900 kg, are moving at the same speed, 15 m/s, when they have an inelastic collision.(a) In what direction and at what velocity does the wreckage move if one car was driving north and one south? (b) In what direction a..
In a circut all six resistors share the same value R. Calculate the equivalent resistance between points A & B
A sample of blood is placed in a centrifuge of radius 12.0 cm. At how many revolutions per second should the centrifuge be operated
The school bus picks up Brian in front of his house and takes him on a straight-line 3.6 km bus ride to school in the positive direction. He walks home after school. If the front of Brian's house is the origin.
one way to keep the contents of a garage from becoming too cold on a night when a severe subfreezing temperature is
A solid cylindrical disk has a radius of0.13 m. It is mounted to an axle that is perpendicular to the circular end of the disk at its center. When a40 N force is applied tangentially to the disk, perpendicular to the radius, the disk acquires an a..
In an electron microscope, there is an electron gun that contains two charged metallic plates 2.65 cm apart. Determine the time interval the electron spends between the plates
You push on the chair with a force of = 42.0 directed at an angle of 34.0 below the horizontal and the chair slides along the floorcalculate, Illustrate what is the magnitude of the normal force that the floor exerts on the chair.
A woman walks 290 m in the direction 37° east of north, then 177 m directly east. Find (a) the magnitude and (b) the angle (from due east) of her final displacement from the starting point. (c) Find the distance she walks.
A heat engine is based on a cycle consisting of an isobaric, an isometric and an adiabatic process. Find the amount of heat for each process
A phonograph record accelerates from rest to 47.4 rpm in 4.00 s. How many revolutions does it go through in the process
A uniform magnetic field perpendicular to its plane is turned onand increases to 0.25 T during an interval of 1.0 s. What average voltage is induced in thecoil?
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