आपके कमरे में BLACK HOLE आ जाएगा तो क्या होगा ? MANY FACTS & What if HYPOTHESIS - Black Hole in Room

What will happen if a black hole is created in your room (hypothesis)? What exactly is a double rainbow? What is the average depth of ocean on our earth? Let us explore various amazing facts in this episode!
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We will meet in the next video full of knowledge and information.