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an electric field of 142 kvm and a magnetic field of 0386 t act on a moving electron to produce no net force if the
two campers carry their gear 907kg on a light rigid horizontal pole whose ends they support on their shoulders 183m
in a certain cyclotron a proton moves in a circle of radius0700 m the magnitude of the magnetic field is 140 ta what is
an electron with kinetic energy 150 kev circles in a plane perpendicular to a uniform magnetic field the orbit radius
the activity of a radioisotope is found to decrease by 30 in 1 weeknbsp what are the values of its decay constant
while driving at a constant speed of 66 kmh you are passed with a car traveling at120 kmh the frequency of light
ultrafast high power laserone of the highest power lasers in the world sits on a table in the general research lab
television broadcast antennaa television broadcast antenna is located at the top of a steep tall mountain the
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