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The headlights on a certain car are measured to be 1 m apart. The diameter of the pupil in a human eye is2.5 mm. What is the furthest distance at which a human eye couldclearly see the headlights as 2 seperate lights? Use a wavelengthof 591 nm/wave. m
a child slides down a slide with a 29o degree incline and at the bottom her speed is precisely one-fourth what it would
For the arrangement shown in the figure below, an object is placed 0.37 m in front of the converging lens, which has a focal length of 0.17 m. where is the final image formed
A day on a distant planet observed orbiting a nearby star is 31.7 hours. Also, a year on the planet lasts 79.5 Earth days.* Calculate the average angular speed of the planet
An atom of U238 spontaneously decays into two components. One is a small fragment that is ejected with a speed of 1.50x107 m/s, what are the masses of the fission products
A proton moves from a location where V =93 V to a spot whereV = -22 V. What is the change in the proton's kineticenergy?
A dipole of moment 0.5 e·nm is placed in a uniform electric field with a magnitude of 9 104 N/C. What is the magnitude of the torque on the dipole
work of 1500 j is done on an ideal gas but the internal energy increases by only 800 j. what is the amount and
a doubly ionized carbon atom with charge 2e is located at the origin of the x axis and an electron with charge -e is
An 80 kg skydiver falls through air with a density of 1.15 kg/m3 . Assume that his drag coefficient is C=0.57. What are the terminal speeds in both cases
An electron in an atom has an orbital angular momentum with ml = 0. What is the component morb,z? (J*s) What is the component ?orb,z? (J/T) If an atom is in an external magnetic field B of magnitude 45 mT and directed along the z-axis, what is the..
A humanitarian aid package is dropped from a plane flying horizontally 500m above the ground with a speed 100m/s. What is the speed of the package at time of impact? (Calculate the total speed, not a horizontal or vertical projection.)
A football player kicks a 0.41-kg football initially at rest;and the ball flies through the air. what is the football's change in momentum
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