Physics, 31.07.2019 22:20 keisha7795
The speed of light in vacuum is defined to be c = 299,792,458 m/s = 1 μ0ε0 . the permeability constant of vacuum is defined to be μ0 = 4π ✕ 10−7 n · s2/c2. use these definitions to calculate the value of ε0, the permittivity of free space, to at least eight significant figures. (enter your answer in c2/(n · hint
Answers: 2
Physics, 22.06.2019 04:10
Atotal charge of –6.50 µc is uniformly distributed within a sphere that has a radius of 0.150 m. what is the magnitude and direction of the electric field at 0.300 m from the surface of the sphere? a) 2.89 × 105 n/c, radially inward b) 6.49 × 105 n/c, radially outward c) 4.69 × 105 n/c, radially inward d) 9.38 × 105 n/c, radially outward e) 1.30 × 106 n/c, radially inward
Answers: 3
Physics, 22.06.2019 04:20
Calculate the capacitance of a system that stores 2.0 x 10^-10c of charge at 100.0 v. use c=q/v. a. 2.0 x 10^-12 f b. 2.0 x 10^-8 f c. 5.0 x 10^11 f d. 5.0 x 10^7 f
Answers: 1
Physics, 22.06.2019 06:00
The magnetic field inside a superconducting solenoid is 4.50 t. the solenoid has an inner diameter of 6.20 cm and a length of 26.0 cm. determine (a) the magnetic energy density in the field and (b) the energy stored in the magnetic field within the solenoid.
Answers: 2
The speed of light in vacuum is defined to be c = 299,792,458 m/s = 1 μ0ε0 . the permeability consta...
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