Asupra unui corp de masa m=5kg care se deplasează de-a lungul axei Ox acționează o forță rezultată a cărei dependență de timp este reprezentată în figura alăturată. La momentul inițial corpul se află în repaus. Calculați: a) accelerația corpului
b) viteza corpului la momentul t=2s​

Which is the most accurate name for the covalent compound p2o3?

How did the germans define who was jewish?

The space within which a test north pole experiences a force magnetic poles 2. a powerful stream of electrons flowing high above the earth in the ionosphere electrojet 3. a concept to explain the directional nature of a magnetic field field lines 4. coil of wire designed to produce a magnetic field by a current passing through its windings ionosphere 5. that region above the earth's atmosphere where particles exist in an ionized state magnetic field 6. the extremities of a magnet where the field lines tend to converge or concentrate aurora borealis 7. a phenomenon that occurs in the northern latitudes; the northern lights solenoid