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A proton has an initial speed of 3.6*105 m/s.
a) What potential dissimilarity is required to decrease the initial speed of the proton by a factor of 4?
b) What potential dissimilarity is required to reduce the initial kinetic energy of the proton by a factor of 4?
An object is located 13.0 cm in front of a convex mirror, the image being 7.00 cm behind the mirror. How far in front of the mirror is the second object located
an unevenly weighted baton cylindrical in shape consists of two sections a denser lower section and a less dense upper
A falling stone takes 0.33s to travel past a window 2.20 m tall on the right. From what height above the top of the window did stone fall.
A 238 kg cast-iron car engine contains water as a coolant. Suppose the engine's tempera- ture is 33C when it is shut off and the air temperature is 8C. What mass of water is used to cool the engine
A daredevil decides to jump a canyon. Its walls are equally high and 12 m apart. What minimum speed must he have in order to clear the canyon
The amplitude of the electric field of an electromagnetic wave is 197 V/m.
An especially violent lightning bolt has an average current of 2.25x 103 A lasting 0.271 s. How much charge is delivered to the ground by the lightning bolt?
ski jumper leaves the ski track moving at 25 m/s. The landing incline below her falls off with a slope of 33 degrees. How long is the ski jumper in the air
Two ice skaters, Daniel (mass 60.0kg ) and Rebecca (mass 45.0kg ), are practicing. Daniel stops to tie his shoelace and, while at rest, is struck by Rebecca, What is the magnitude of Daniel's velocity after the collision
A window washer with a mass of 79.0 kg stands a distance, D = 0.800 m, from the left end of a plank of length, L= 1.90 m, Find T2, the tension in the right cable
dnp dinitrophenol is a compound that allows hydrogen ions to leak across a membrane. this leakage prevents the
The acceleration of gravity is 9.81 m/s^2. Assuming that air resistance is simply a constant 96 N force on the person during the fall, identify the person's velocity just before hitting the net. Answer in units of m/s.
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