Eddy current in conductors

A. step up voltages.
B. dissipate energy.
C. increase currents in circuits.
D. decrease net charges.
E. increase net charges.


B. dissipate energy.

Physics & Space Science

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Energy in Nuclear Reactions: A hypothetical particle has a mass of 510 MeV/c2. If such a particle at rest decays into two gamma-ray photons, what is the wavelength of each photon? (1 eV = 1.60 × 10-19 J, c = 3.00 × 108 m/s, h = 6.626 × 10-34 J ? s)

Fill in the blank(s) with the appropriate word(s).

Physics & Space Science

In the context of the Sun's surface, which of the following is the source of most of the sunlight received by Earth?

A) The corona B) The chromosphere C) The convection zone D) The photosphere

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The critical evidence for cosmic acceleration in 1998 came from two teams of astronomers, both observing:

A) hypernovae. B) gamma ray bursts. C) type I supernovae. D) type II supernovae. E) ages of globular clusters.

Physics & Space Science

What letters are commonly used to designate the subshells L = 0, 1, 2, 3, and 4?

What will be an ideal response?

Physics & Space Science