Find the body mass weighing 25 N.

The weight of a body lying motionless on a support is equal to the force of gravity acting on this body:
P = F = mg = 25H.
From here it is easy to find the body weight: m = P / g = 25 / 9.8 = 2.55 kg.
Answer: 2.55 kg.



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.