Millisecond Pulsars That Are Very Old Are

question 19

Multiple Choice

Millisecond pulsars that are very old are

• A)believed to be the result of mass transfer from a companion that increased the spin of the pulsar.
• B)all single objects.
• C)not spinning as rapidly as they seem because they have four hot spots that produce the flashes.
• D)X-ray binaries.
• E)gamma-ray bursters.

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