You have a cube that has a length of 4cm. its mass is 272g what is the objects density

Find the volume of the ellipsoid x^2+y^2+5z^2=36.

The material that keeps its new shape after it is stretched is called?

Uppose we consider the system of the three capacitors as a single "equivalent" capacitor. given the charges of the three individual capacitors calculated in the previous part, find the total charge qtot for this equivalent capacitor. express your answer in terms of v and c.