The Crab has a diameter of about 10 light-years and is at a distance of 6300 light-years. What angle will this supernova remnant subtend in the sky?
A) 630 arcseconds
B) 32.7 arcseconds
C) 1.6 × 10-3 arcseconds
D) 5.5 arcminutes
Correct Answer:
Verified
Q89: An arcsecond is a measure of
A) the
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A) 1/3600°.
B) 1/60°.
C)
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