Answer:
B-Large groups of stars held together by gravity
Explanation:
Answer:D increase in frequency
Explanation:
Explanation:
It is given that,
Frequency of monochromatic light, 
Separation between slits, 
(a) The condition for maxima is given by :

For third maxima,



(b) For second dark fringe, n = 2





Hence, this is the required solution.
Block that fool, move on, take a nice warm bath, but on some music and vibe dawg, it might be hard to get over something like this, but just know that person was in the wrong the whole time.
Because solo gold isn't strong material. But with admixture it's stronger.