Determine the total mechanical energy of a body weighing 200g, which at a height of 2m had a speed of 10m / s

univerkov | November 16, 2020 | education

E = Ek + En
E = mV ^ 2/2 + mgh
E = 0.2 * 100/2 + 0.2 * 10 * 2 = 14 J
(If g is taken as 10 m / s ^ 2)
(If g = 9.81 m / s ^ 2 is required of you, then it will be 13.92 J)
Answer: 14 J

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.