Um fio de metal de resistência R é cortado em três partes iguais que são conectadas lado a lado para formar um novo fio cujo comprimento é igual a um terço do comprimento original. Determine a resistência desse novo fio

Which law represents the thermodynamic statement of the conservation of energy of a system? a. the fourth law b. the first law c. the second law d. the third law

What is the weight of a feather (mass = 0.0001 kg) that floats through earth's and the moon's atmospheres?

Panel bc in fig. p2.76 is semi-circular, with the 3 meter radius and horizontal straight edge through point b. compute (a) the hydrostatic force of the water on the panel, (b) its center of pressure, and (c) the moment of this force about point b. assume atmospheric pressure on the dry side of the panel