A Stream of Electrons Passes Through a Velocity Filter Where

question 47

Short Answer

A stream of electrons passes through a velocity filter where the crossed magnetic and electric fields are 0.020 T and 5.00 × 10⁴ V/m,respectively.Find the kinetic energy (in electron volts)of the electrons passing through the filter.[1 eV = 1.60 × 10−¹⁹ J]

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Definitions:

Economic Profit

The difference between a firm's total revenues and its total costs, including both explicit and implicit costs, measured in terms of opportunity costs.

Long Run

A period in economics where all factors of production and costs are variable, allowing full adjustment to changes.

Demand Curve

A diagram that illustrates the connection between a product's price and the amount of the product that buyers are prepared and capable of buying at different price levels.

Economic Profit

The difference between the total revenue earned by a business and the total costs (both explicit and implicit) of all resources used.