Q:
How Do You Calculate Percent Efficiency?
A:
Quick Answer
Percent efficiency is calculated by determining the actual output and then dividing by the maximum possible output. The result is multiplied by 100 in order to move the decimal two places to the right.
Continue Reading
Credit:
Kurt Bauschardt
CC-BY-SA 2.0
Full Answer
The formula for calculating percent efficiency works in much the same manner as the formula for calculating the percentage of anything in the sense that it is nothing more than the division of the actual by the total. Because of this, it is, by definition, impossible to have a percent efficiency that is greater than 100. In physics, the efficiency of most things is necessarily lower due to friction and the laws of thermodynamics.
Learn more about PhysicsRelated Questions
-
Q:
How Do You Calculate Axial Stress?
A: Axial stress can be calculated by dividing the total axial force applied on an object by its cross-sectional area. It is a stress that changes the length o... Full Answer >Filed Under: -
Q:
How Much Horsepower Does a Dodge Stealth Have?
A: The 1996 Dodge Stealth has an output of 164 horsepower, which stems from a 3.0L V6 engine that produces a maximum of 185 pounds-foot of torque. This final ... Full Answer >Filed Under: -
Q:
How Do I Calculate Thermal Efficiency?
A: Easily calculate thermal efficiency by identifying the ratio of the hot and cold input and output occurring in a power cycle. This requires comparing the d... Full Answer >Filed Under: -
Q:
What Is an AFUE Rating As It Relates to a Furnace?
A: The annual fuel utilization efficiency measures the efficiency of a furnace by comparing the annual heat output of a furnace to the total annual fossil fue... Full Answer >Filed Under:
