Physics, 02.08.2019 17:10 joannamarquez0701
An electromagnetic wave with frequency 65.0 hz travels in an insulating magnetic material that has dielectric constant 3.64 and relative permeability 5.18 at this frequency. the electric field has amplitude 7.20 x 10-3 v/m. what is the amplitude of the magnetic field?
Answers: 2
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What is the radius of the circular path ofa charged particle in a magnetic field?
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A175 g lump of molten lead at its melting point (327 c) is placed into 55.0 g of water at 20.0 c. the specific heat of lead is 130.j/kg c and the hf of lead is 20,400 j/kg. when the lead and the water have reached equilibrium, what is the temperature of the mixture?
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Asolid round steel rod 6.25 mm in diameter and 375 mm long is rigidly bonded to the end of solid square brass rod 25 mm on a side and 300 mm long. the geometric axes of the bare are along the same line. an axial tensile force of 5.4 kn is applied at the extreme ends of the assembly. for steel e = 200 gpa and for brass e = 90 gpa. determine the total elongation for the assembly.
Answers: 1
An electromagnetic wave with frequency 65.0 hz travels in an insulating magnetic material that has d...
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