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What Are The Properties Of Regression Coefficient?
(a) Correlation coefficient is the geometric mean between the regression coefficients. (b) If one of the regression coefficients is greater than unity, the other must be less than unity. (c) Arithmetic mean of the regression coefficients is greater than the correlation coefficient r, provided r > 0. (d) Regression coefficients are independent of the changes of origin but not of scale.
What is the physical significance of damping coefficient?
The damping coefficient applies both to hydraulic circuits and springs. Hydraulics In general, higher the coefficient or viscosity higher is the tendency to ensure steady flow and hence a higher system efficiency. This is governed by the properties of hydraulic oil selected for use. Springs Higher the coefficient, greater is the tendency for a spring to reach a desired equilibrium position. This is governed by the properties of spring material selected for the applciation.
Relationship between coefficient lift and coefficient drag?
For cylinders coefficient of lift is approximately half of coefficient of drag while they are equal for Aerofoils.
What is the coefficient in algebra?
The coefficient in algebra is the number before a letter with an exponent on it. The 3 is the coefficient in this example: 3x7
What is the coefficient of 8x?
The coefficient is the numerical value attached to an unknown or a variable. Thus, the coefficient of 8x is 8.
Is 1.2 greater than 1.9?
no
5,200 ft 145 in is greater than1 mi 40 in?
1 mi 40 in
How can you tell just by looking at a fraction that it is greater than1?
If the top number is larger than the bottom number, it is greater than 1.
Is 4 feet and 8 inches greater or less than1 yard 2 feet and 1 inch?
less than
Can the coefficient of static friction be equal to the coefficient of kinetic friction?
No, the coefficient of static friction is typically greater than the coefficient of kinetic friction.
What is the coefficient of performance for a residential heat pump?
The coefficient of performance for a residential heat pump is a measure of its efficiency in heating or cooling a home. It is calculated by dividing the heat output by the energy input. A higher coefficient of performance indicates a more efficient heat pump.
Why can't we convert a proper fraction to a mixed fraction?
because a proper fraction is less than1 and a mixed fraction is greater than 1
Can a correlation coefficient be greater than 1?
No.
What is the significance of the coefficient of performance in the refrigeration cycle?
The coefficient of performance in the refrigeration cycle is important because it indicates how efficiently the refrigeration system can transfer heat. A higher coefficient of performance means the system is more efficient at cooling, which can lead to lower energy consumption and cost savings.
Which coefficient of friction is greater static or kinetic?
The coefficient of static friction is greater than the coefficient of kinetic friction. Static friction occurs when an object is at rest and must be overcome to start moving, leading to a higher coefficient compared to kinetic friction, which occurs when an object is already in motion.
What is the blank the value of the the coefficient of friction the greater the resistance to sliding?
The coefficient of friction represents the resistance to sliding between two surfaces. A higher coefficient of friction indicates greater resistance to sliding, while a lower coefficient of friction indicates less resistance.
What is coefficient of friction..?
A higher coefficient of friction indicates that two surfaces in contact have a greater resistence. A lower coefficient of friction indicates that the two surfaces in contact have less resistence. Soccer cleats on grass have a greater coefficient of friction than skates on ice.
