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A thin stick is placed along the x axis so that one of its ends is at x1 = 0.00 m and the other one at x2 = 1.35 m. The stick has a non-uniform mass density ?(x) = ax b, where a = 0.349 kg/m2 and b = 0.317 kg/m. What is the coordinate of the center of mass of the stick?
In the quark model of fundamental particles, a proton is composed of three quarks: two "up" quarks, each having charge +2e/3, calculate the potential energy of the subsystem of two "up" quarks
A ball is launched from a cannon at the ground level with speed v0=40 m/s at an angle 36.9 degrees above the horizontal. Find the horizontal range
a room measures 50x3020. the dilution volume flow rate is 3000 cfm. at 800 am the concentration of a contaminant is 50
q1. an alpha particle helium nucleus is travelling along the positive x-axis at 1250 ms when it enters a cylindrical
Block 1, of mass = 0.500 , is connected over an ideal (massless and frictionless) pulley to block 2, of mass , as shown. Assume that the blocks accelerate as shown with an acceleration of magnitude = 0.300 and that the coefficient of kinetic frict..
A cosmic-ray proton in interstellar space has an energy of 21.5 MeV, What is the magnetic field in that region of space
Water at ground level is moving at a speed of 1.20 m/sec in a pipe at a pressure of 850 kPa. What is the pressure of the water on the fourth floor
Two blocks rest on a horizontal frictionless surface. (top block weighs xkg, the bottom box weighs 10kg). what is the mass of the top box
A laser beam enters a 15.5 cm thick glass window at an angle of 37.0° from the normal. How long does it take the beam to pass through the plate
An asteroid, who's mass is 7.8 × 10-4 times the mass of Earth, revolves in the circular orbit around the Sun at a distance that is 2.5 times the Earth's distance from the Sun.
Determine the fraction of the magnitude of kinetic energy lost by a neutron (m1 = 1.01 u) when it collides head-on and elastically with a target particle at rest
A 50.0-kg woman stands at the rim of a horizontal turntable having a moment of inertia of 560 kg · m2 and a radius of 2.00 m. find With what angular speed does the turntable rotate
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