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if the shear stress in steel surpasses about 400108 nm2 the steel rupturesa determine the shearing force necessary to
a converging lens had a focal length f 51cm for blue light n157nbsp the index of refraction of this lens for red light
a baton twirler throws a spinning baton directly upward as it goes up and returns to the twirlers hand the baton turns
a discover the maximum net charge that can be placed on a spherical conductor of radius 24 cm before dielectric
a charge of 8 nc is uniformly distributed around a ring of radius 10 cm that has its center at the origin and its axis
a paperweight when weighed in air has a weight of w 246 n when completely immersed in water but it has a weight of win
out of a gamma beta and an alpha source what would be the best way to minimize radiation exposure given the
an object is placed 6 cm from a convex spherical mirror by a focal length of 3 cm estimate where the image is located
an ideal carnot heat engine operates between 40oc and 300oc if the engine absorbs heat at a rate of 40 kw at what rate
a chamber with a fixed volume of 10 mnbspnbsp 3 contains a monatomic gas at 30010nbspnbsp 2 k the chamber is heated to
an unstable particle at rest breaks up into two fragments of unequal mass the mass of the lighter fragment is 20010-28
1217 j of heat energy are transferred to 3853 g of mercury by how much does the temperature increase in k how much heat
a gas cylinder holds 022 mol of o2 at 187degc and a pressure of 36 atm the gas expands adiabatically until the pressure
a particle undergoes uniform circular motion of radius 283 microm in a uniform magnetic field the magnetic force on the
in a diesel engine the piston compresses air at 306 k to a volume that is 0062 of the original volume and a pressure
what uniform magnetic field applied perpendicular to a beam of electrons moving at 675x106 ms in figure below an
a primitive diving bell consists of a cylindrical tank with one end open and one end closed the tank is lowered into a
an electron of the hydrogen atom is initially in the n 2energy state the electron absorbs a blue-violet photon with
an electron of the hydrogen atom makes a transition from the n 5 level to the n 2 level the rydberg constant is 1097x
as a way of determining the inductance of a coil utilized in a research project a student first connects the coil to a
the electromagnetic waves utilized in a microwave oven have a wave length of 1224 cma what is the frequency of this
a uniform 450 kg square solid wooden gate 200 m on all side hangs vertically from a frictionless pivot at the center of
a 050 kg ball that is tied to the end of a 12 m light cord is revolved in a horizontal plane by the cord making a 30deg
a 05 kg glider attached to the end of the ideal spring with force constant k450 nm undergoes shm with amplitude of 004
askaters body has rotational inertia 29kgmiddotm2 by his fists held to his chest and 57 kgmiddotm2 with arms