What is its final kinetic energy
A proton is initially at rest at a point where the potential is 499 V. Some time later the proton is at a point where the potential is 211 V. If no force other than the electrostatic force acts on the proton, what is its final kinetic energy?.
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You have a spool of 0.3 mm diameter wire and a 3.2 cm diameter plastic cylinder. How long must your inductor be if you wrap it with 2 layers of closely spaced turns?
If we were able to use 0.85 percent of this energy to accelerate spaceships, then how many missions would be possible in one year?
An empty slet of mass 25kg slides down a muddy hill with a constant of 2.4m/s. The slope of the hill is inclined at an angle of 15 degrees with the horizontal.
How and why an individual might incorporate that fallacy into his or her writing deliberately?
Find the flux of the Earth's magnetic field of magnitude 5.00 10-5 T, through a square loop of area 30.0 cm2 for the following when the field is perpendicular to the plane of the loop
An 845-N sled is pulled a distance of 173 m. The task requires 1.20 104 J of work and is done by pulling on a rope with a force of 142 N. At what angle is the rope held?
The front 1.20 m of a 1350 kg car is designed as a "crumple zone" that collapses to absorb the shock of a collision.
Next, a beaker of water is placed so that the iron block, suspended as above, is submerged in the beaker but not touching the bottom (see the figure). What mass (in kg) is now necessary to balance the scales?
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You now turn your attention again to the lower intertidal zone. Individuals of all three species can survive there in the absence of the others
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