What type of circuit is in the diagram? b
O series circuit
O parallel circuit
PLEASE HELPPP

To do work, this truck uses energy stored in chemical fuel and an electrical battery. how much total energy does this truck put out?

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=

67 ft/s express your answer to two significant figures and include the appropriate units. 12 in^2 express your answer to two significant figures and include the appropriate units. i dont really understand how to convert so if someone can explain id really appericate the .