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An energetic proton is fired at a stationary proton. For the reaction to produce new particles, the two protons must approach each other to within a distance of about 7.8 x 10-15 m. The moving proton must have sufficient speed to overcome the repulsive Coulomb force. What must be the minimum initial kinetic energy (in MeV) of the proton?
An airplane at a velocity of 650 miles/hour in a region where the earth's magnetic field is 5x10^-5 Tesla and is nearly vertical. Whats the voltage induced between the tips of the wings of anairplane(70m apart)?
A medical defibrillator stores 950 J of energy in a 100uF capacitor. What is the voltage across the capacitor
A 750g aluminum pan is removed from the stove and plunged into a sink filled with 10.0kg of water at 20.0C. What was the initial temperature of the pan
The human eardrum responds to sound by vibrating. If the eardrum moves in simple harmonic motion at a frequency of 4.8 kHz and an amplitude of 0.10 nm (roughly the diameter of a single hydrogen atom), what is its maximum speed of vibration?
A point charge 5.00 nC is at the center of a cube with sides of length 0.140 m. What is the electric flux through one of the six faces of the cube
The catapult of the aircraft carrier USS Abraham Lincoln accelerates an F/A-18 Hornet jet fighter from rest to a takeoff speed of 77.33 in a distance of 93.57 . suppose constant acceleration.
Two skaters with masses of 66kg and 51kg , respectively, stand 7.5m apart, each holding one end of a piece of rope. how far does each skater travel
A car traveling at 21 runs out of gas while traveling up a 21 slope.How far up the hill will it coast before starting to roll back down.
A 1.92-nF parallel-plate capacitor is charged to an initial potential difference Vi = 100 V and is then isolated. How much work is required to withdraw the mica sheet
a drawbridge with a weight of 5000 n is supported by a hinge and rope and is in static equilibrium. the length of the drawbridge, l, is 5 meters, what is the tension force the rope provides
A thin uniform rod m= 0.50kg ( swings about an axis that passesthrough one end of the rod and is perpendicular to the plane of the swing, What is the length of the rod
The heat addition process of a Carnot heat engine utilizing a piston-cylinder mechanism is executed by vaporizing saturated liquid R134a at 100 [kPa] to saturated vapor.
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