Question

Completeaza tabelul (Dau coroana)

Answer 1

1 b)Ep  c)J d)Ep=1/2*k*[(delta L)^2]2 a)Lungime c)m d)?3 a)Energia electrica b)W d)W = P*t4 b)Ec c)J  d)Ec = ½ x masa x viteza la pătrat