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In a particluar x-ray tube, an electron approaches the target moving at 1.95 ? 108 m/s. It slows down on being deflected by a nucleus of the target, emitting a photon of energy 25 keV. Ignoring the nuclear recoil, but not relativity, compute the final speed of the electron.
___________m/s
A converging lens with a focal length of 12.0 cm forms a virtual image 8.00 mm tall, 17.0 cm to the right of the lens. Determine the size of the object
A test rocket is launched, starting on the ground, from rest, by accelerating it along an incline with constant acceleration "a", what is the position vector when the rocket is at its highest point
The potential difference across a coil is 11V at an instant when the current through the coil is decreasing at a rate of 38A/s . What is the coil's inductance
If astronauts could travel at v = 0.950 c, we on Earth would say it takes (4.20 / 0.970) = 4.42 years to reach Alpha Centauri, 4.20 light-years away. The astronauts disagree. How much time passes on astronauts' clocks? What is the distance to Alph..
Calculate the y-component of the magnetic force.
Evaluate maximum altitude?
Monochromatic light ( = 630 nm) strikes a pair of slits at normal incidence, forming a double-slit interference pattern on a screen located 1.20 m from the slits. It shows the interference pattern observed on the screen. What is the slit separatio..
Starting from rest, a disk rotates about its central axis with constant angular acceleration. In 5.0 s, it rotates 45 rad. What is the instantaneous angular velocity of the disk at the end of the 5.0 s
The speed of sound in air is 332 m/s at 0°C. It increased 0.60 m/s for each degree above zero. compute the speed of sound at the temperature of the room.
Find density of the object
A cubical box is 0.82m on a side. What is the volume of the box, as measured by this observer
The outside mirror on the passenger side of a car is convex and has a focal length of -5.7 m. compute the magnification of the mirror
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