A block of mass M is traveling to the right at velocity V when it makes a perfectly inelastic collision with a stationary block of mass 2M. What percentage of the initial kinetic energy of the system is converted to other forms?

Four point charges each having charge q are located at the corners of a square having sides of length a. find symbolic expressions for the following. (a) the total electric potential at the center of the square due to the four charges (use any variable or symbol stated above along with the following as necessary: ke.) vtotal= (b) the work required to bring a fifth charge p from infinity to the center of the square (use any variable or symbol stated above along with the following as necessary: w=