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An electron, traveling at a speed of 7.32 x 10 7 m/s, strikes the target of an X-ray tube. Upon impact, the electron decelerates to one-quarter of its original speed, emitting an X-ray in the process. What is the wavelength of the X-ray photon?
a simple harmonic oscillator with frequency f 2 hz has initial conditions x0 0.76m and v0 0.31 ms. calculate the
A block of mass m = 12.0 kg has a speed v and is behind a block of mass M=40.0 Kg that a speed 0.500 m/s The surface is frictionless . the Block collide and stick together. After the collision, the blocks have a common speed of 0.900 m/s. what was in..
In a student experiment, a constant-volume gas thermometer is calibrated in liquid nitrogen (?196°C ) and in boiling allyl alcohol (97°C). What pressure would be found at the boiling point of water
A stainless-steel orthodontic wire is applied to a tooth, find the magnitude and direction of the force on the tooth
The magnetic field over a certain range is given by B= Bxi + Byj where Bx= 6T and By= 4T. What is the j component of the force
a 1 kg mass is connected to a spring constant of 9 nm. if the initial velocity is 4 cm s and the initial displacement
Two 1.7 kg masses are 1.5 m apart on a frictionless table. Each has + 9.7 mu C of charge.What is the magnitude of the electric force on one of the masses?
18th Century cannon had a maximum range of 1.10 miles when fired on level ground. Find the velocity of the cannonball as it leaves the cannon
A 0.16-kg ball on a stick is whirled on a vertical circle at a constant speed. Find the tension in the stick
A wave on a string is described by D(x,t) = (1.2 cm)sin[2 pi (x/(3.9 m) + t/(0.4 s) + 1)], where x is in m and t is in s. What is the wave number
A block with a mass of 1.45kg is pushed up an incline plane with a force in direction of the incline. How much work is necessary to push the block up the incline to a height of 2.08m
Neutron stars consist only of neutrons and have unbelievably high densities. A typical mass and radius for a neutron star might be 1.80e28 kg and 1.60e3 m. Find the density of such a star
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