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A) A proton with kinetic energy of 6.20 × 106 eV is fired perpendicular to the face of a large plate that has a uniform charge density of ? = +2.50 ?C/m2. What is the magnitude of the force on the proton?
B) How much work must the electric field do on the proton to bring it to rest?
C) From what distance should the proton be fired so that it stops right at the surface of the plate?
At the 18th green of the U. S. Open you need to make a 20.5 ft putt to win the tournament. Assuming the deccelration caused by the grass is constant, what should the initial speed have to be to make the putt
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three identical light bulbs, 24 ohm each, are connected in parallel with one another. find the equivalent resistance of the three light bulbs
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A uniform plank of length 5.40 m and weight 217 N rests horizontally on two supports, with 1.1 m of the plank hanging over the right support. To what distance x can a person who weighs 417 N walk on the overhanging part of the plank before it immedia..
A round object has a rotational inertia of I = ?MR2, where ? is a constant, M is its mass and R is its radius. What fraction of the total kinetic energy is rotational
An object is 100 cm in front of a concave mirror that has a radius of 80 cm. Calculate the image distance and lateral magnification
How does hydrogen bonding affect large molecules like proteins? What shapes do proteins take because of this effect?
Positive charges with magnitudes 3.50 mC and 6.75mC are located at the origin and at the point (10,0) metters on the x axis, respectively. What are the strength and direction of the field they generate at the point (0,10) on the y axis?
There are two capacitors of capacitance 5.0uF and 8.0uF are connected in series. Find the equivalent capacitance of the network and the charge on each plate of the capacitors
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