When any bomb explodes, a very large amount of gases is immediately released. When a depth charge explodes, a large amount of gases are formed, which from the point of explosion transmit an explosive impulse in all directions. Since liquids are practically incompressible, the blast wave travels over long distances in water without greatly attenuating it. Therefore, even if the bomb detonated on the side, a strong blast wave was guaranteed to reach the submarine.
One of the components of a person's success in our time is receiving modern high-quality education, mastering the knowledge, skills and abilities necessary for life in society. A person today needs to study almost all his life, mastering everything new and new, acquiring the necessary professional qualities.