What Is Indicated by the Fact That the Lobes in a Double-Lobed

question 38

Multiple Choice

What is indicated by the fact that the lobes in a double-lobed radio source radiate synchrotron radiation?

• A)High speed electrons are spiralling through a magnetic field.
• B)The source of the radio jets must be a black hole.
• C)The source of the radio energy is rotating rapidly.
• D)The central galaxy must be a giant elliptical galaxy.

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