UPSC Civil Services Prelims 2023
Question 57 of 75Science
Consider the following pairs: Objects in space — Description 1. Cepheids : Giant clouds of dust and gas in space 2. Nebulae : Stars which brighten and dim periodically 3. Pulsars : Neutron stars that are formed when massive stars run out of fuel and collapse How many of the above pairs are correctly matched?
AOnly one
BOnly two
CAll three
DNone
Correct Answer
The correct answer is hidden
Explanation
9 words hidden ... stars formed after the collapse of massive stars, so the third pair is hidden. Cepheids are variable stars, not clouds ... 9 words hidden