Question

what do you understand by black hole tregedy​

Answer 1

Answer:

Dear Ma'am / Sir

Explanation:

The Black Hole of Calcutta was a dungeon in Fort William, Calcutta measuring 4.30 × 5.50 ⁠metres (14 × 18 ⁠⁠feet), in which troops of Siraj ud-Daulah, the Nawab of Bengal, held British prisoners of war on the night of 20 June 1756.