Nwhich type of transistor does current flow from the base to the emitter? an npn transistor, which has a p-type base an npn transistor, which has an n-type base a pnp transistor, which has a p-type base a pnp transistor, which has an n-type base

Molten iron fills a mould, which has a volume of 200 cm cubed. calculate the volume when the iron cools and solidifies.

Aforce of 240.0 n causes an object to accelerate at 3.2 m/s2. what is the mass of the object?

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=