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A projectile (mass = 0.28 kilogram) is fired at and embeds itself in a target (mass = 2.02 kilogram). The target (with the projectile init) flies off after being struck. Find what percentage of the projectile's incident kinetic energy does the target (with the projectile in it) carry off after being struck?
A Michelson interferometer uses light from glowing hydrogen at 486.1 nm. As you move one mirror, 530 bright fringes pass a fixed point in the viewer. How far did the mirror move.
The turbine and associated rotating parts of a jet engine have a total moment of inertia of 30 kg m2. Find the work done by the net torque
A particle with charge q moves in a circular orbit around the origin with radius a in the xy-plane with constant angular velocity omega. At t = 0 the particle sits at the point (a, 0).
A converging lens of focal length 7.930cm is 16.6 cm to the left of a diverging lens of focal length -6.0cm. A coin is placed 12.60cm to the left of the converging lens. Determine the location of the coin's final image.
A small object with momentum 5.0 kg m/s approaches head-on a large object at rest. Find the magnitude of the large object momentum change
Two children are playing on a balanced seesaw. One child with a mass of 40 kg sits 1.6 m from the center. Where on the other side must the second child sit
An 8m, 200 N uniform ladder rests against a smooth wall. The coefficient of static friction between the ladder and the ground is 0.55, and ladder makes a 50.0° angle with the ground. How far up the ladder can an 800 N person climb before the ladde..
q1. the rate of energy use in a typical house is about 2 kw. if the kinetic energy of a car mass 1456 kg is equal to
Calculate the terminal voltage for a battery with an internal resistance of 0.650? and an emf of 8.00V when the battery is connected in series with an 98.0?? resistor
if a wire carries a flowing bunch of charges each magnitude q and if the wire rests in a magnetic field b then each
Calculate the force on an airplane which has acquired a net charge of 1450?C and moves with a speed of 150m/s perpendicular to the Earth's magnetic field
Two very narrow slits are illuminated by monochromatic coherent light in air that has wavelength 560 nm, What is the distance between the two slits
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