In what way does a 30 meter telescope outperform a 10 meter telescope?
a) The images of the 30 meter are 9 times brighter than those of a 10meter.
b) The images of the 30 meter are 3 times brighter than those of a 10meter.
c) All objects observed by the 30 meter telescope will appear larger than those of the10 meter.
d) The 30 meter can observe light with a wavelength 3 times longer than that of the 10meter.
e) The images of the 30 meter are 1/3rd as large as those of a 10 meter.
Ans: a) The images of the 30 meter are 9 times brighter than those of a 10meter.
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