Mercantilism was based on a nation's power and wealth, which was enabled by the size of its army the ability to import more goods than export the amount of precious metals that could be had the size of its population

An electron moves with a constant horizontal velocity of 3.0 × 106 m/s and no initial vertical velocity as it enters a deflector inside a tv tube. the electron strikes the screen after traveling 26 cm horizontally and 19 cm vertically upward with no horizontal acceleration. what is the constant vertical acceleration provided by the deflector? (the effects of gravity can be ignored.)