The Main Reason for the Observed Slowdown of Many Pulsars

question 185

Multiple Choice

The main reason for the observed slowdown of many pulsars is

• A) friction between the stellar surface and the surrounding nebular material.
• B) a slow buildup of the magnetic field; rotational energy is transferred to magnetic energy.
• C) the loss of rotational energy to provide energy for the emission of radiation.
• D) the slowing of rotation caused by slow expansion and redistribution of mass of the source, similar to the slowdown of a spinning skater.

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