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A cowboy fires a silver bullet of mass 5 g with a muzzle speed of 302 m/s into the pine wall of a saloon. What is the temperature change of the bullet? Assume that all the internal energy generated by the impact remains with the bullet. The specific heat of silver is 234 J/kg · ? C. Answer in units of ?C.
A 5.30 ball is dropped from a height of 11.5 above one end of a uniform bar that pivots at its center. The bar has mass 8.00 and is 6.20 in length. How high will the other ball go after the collision
The drawing shows a collision between two pucks on an air-hockey table. Puck A has a mass of 0.0190 kg and is moving along the xaxis with a velocity of +4.63 m/s.
A space vehicle is traveling at 4150 km/h relative to the Earth when the exhausted rocket motor is disengaged, What is the speed (km/h) of the command module relative to Earth after the separation
If the receiver is to detect a change in travel distance on the order of 6 meter, Obtain the associated change in travel time that must be measured
two wheels of mass m and moment of inertia i are connected by a massless axle of length l. the system rests on a
A certain commercial mass spectrometer is used to separate uranium ions of mass 3.92e-25 kg and charge 3.20e-19 C from related species. calculate the thermal energy produced in the cup
How far apart would the two sphere. Uranium-238 (U238) has three more neutrons than uranium-235 (U235). Compared to the speed of sound in a bar of U235, is the speed of sound in a bar of U238 higher, lower, or the same? There are several factors ..
A 9.60 kg object oscillates at the end of a vertical spring that has a spring constant of 2.00 104 N/m. Calculate the frequency of the dampened oscillation
1. a no. 22 dia.0.62 mm conducting wire of length 10.0 mhas a resistance of 0.60 o.a what would be the resistance of a
A crate of mass m = 92 kg is pushed at a constant speed up a frictionless ramp (? = 29°) by a horizontal force . The positive direction of an x axis is up the ramp, and the positive direction of a y axis is perpendicular to the ramp.
A droplet of ink in an industrial ink-jet printer carries a charge of 2e-10 C, Find the strength of the electric field to produce this force
On an air track, a 402.5 g glider moving to the right at 1.95 m/s collides elastically with a 502.0 g glider moving in the opposite direction at 2.90 m/s, Find the velocity of second glider after the collision
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