The star named Sheat is of M2 II spectral type and luminosity class. Based on this information, which of the following are true? I. Sheat has a surface temperature less than the sun. II. Sheat has a diameter that is greater than that of the sun. III. Sheat is more luminous than the sun. IV. Sheat is located near the upper left hand corner in the HR diagram
a. I & II
b. II & IV
c. II, III, & IV
d. I, II, & III
e. I, II, III, & IV
D
You might also like to view...
Solid solution strengthening is _________with designs that require the part to be heated during fabrication by processes such as welding or hot working.
Fill in the blank(s) with the appropriate word(s).
After recombination occurred, the Universe was plunged into a period of time known as the ___________, which lasted hundreds of millions of years until the first stars were born
Fill in the blank(s) with correct word
An ideal spring with a spring constant (force constant) of 22N/m is stretched from equilibrium to 2.9 m. How much work is done in the process?
A) 186 J B) 47 J C) 121 J D) 93 J
The fundamental silicon-oxygen compound is silicon dioxide, which is also called ______________
Fill in the blank(s) with correct word