What is the coefficient of X?

What is the coefficient of X? A number used to multiply a variable. Example: 6z means 6 times z, and “z” is a variable, so 6 is a coefficient. Variables with no number have a coefficient of 1. Example: x is really 1x. Sometimes a letter stands in for the number. What is the coefficient […]

What is vertical position in welding?

What is vertical position in welding? A “vertical weld” is defined as a weld that is applied to a vertical surface or one that is inclined 45 degrees or less (fig. 7-35). Welding on a vertical surface is much more difficult than welding in the flat or horizontal position due to the force of gravity. […]

How is gain measured on an amplifier?

How is gain measured on an amplifier? Amplifier gain is simply the ratio of the output divided-by the input. Gain has no units as its a ratio, but in Electronics it is commonly given the symbol “A”, for Amplification. Then the gain of an amplifier is simply calculated as the “output signal divided by the […]

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