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Two protons (radius 10^-15 m) are headed directly toward each other with equal speeds. Use the principle of energy conservation to compute the minimum kinetic energy and initial speed each proton must have if they are to collide.
Two trains approach each other on parallel tracks. how long (in seconds) will it be before they pass each other
The index of refraction for violet light in silica flint glassis 1.66, and that for red light is 1.62. What is the angulardispersion of visible light passing by an equilateral prism ofapex angle 60.0° if the angle of incidence is 50°.
A 570 g, 6.50-cm-diameter solid cylinder rolls across the floor at 1.00 m/s. What is the can's kinetic energy
A 20 gram bullet is fired horizontally into a 400 gram block of wood suspended like a ballistic pendulum. Find the velocity of the bullet just before the impact
A Hydrogen ion isaccelerated through a potential of 106 volts, and thenenters a magnetic field of strength .44 Tesla at an angle of24o, Determine the radiusof the ion's trajectory
The gauge pressure at the bottom of a reservoir is 5.0 times what it is at a depth of 2.1 m. How deep is the reservoir
Electrons in an x-ray tube are accelerated through 105 kV and directed toward a target to produce x-rays. Calculate the power of the electron beam in this tube
A crane lifts a 964kg car into the air at a steady speed of .624m/s. Find the power being used to lift the car
The size of your eardrum (the tympanum) partially determines the upper frequency limit of your audible region, usually between 16,000 Hz and 20,000 Hz. how wide is your eardrum
Suppose you are riding a stationary exercise bicycle, and the electronic meter indicates that the wheel is rotating at 11.7 rad/s. how far would you have gone if the bike could move
An artillery shell is fired with an initial velocity of 300 m/s at 51.0° above the horizontal. To clear an avalanche, it explodes on a mountainside 47.0 s after firing. Illustrate what are the x and y coordinates of the shell where it explodes, re..
A tornado Siren emits 3000 W of sound power, radialy equal in all directions. Assume the weakest sound likely to be heard over background noise is 55dB. What is the maximum distance the iran can be heard
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