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As the temperature of a fluid increases does its viscosity increase or decrease?
Wiki User
∙ 14y ago
Assuming all other conditions stay the same as the viscosity increase this restricts flow and the flow rate will slow down. For example if you put water in a squeezable ketchup bottle it would be able to be emptied much faster than if you applied the same pressure with ketchup in the bottle.
Wiki User
∙ 15y ago
Wiki User
∙ 14y agoIf the viscosity of a liquid increases the liquid will pour more slowly.
Wiki User
∙ 14y agoIn most cases the viscosity decreases as the temperature increases.
Wiki User
∙ 11y agoAs temperature increases, the Viscosity of Oil will Decrease.
Wiki User
∙ 12y agoTrue for proteinic compounds and gels but false for most of the liquids.
Wiki User
∙ 12y agoIts pressure decreases
Wiki User
∙ 14y agoThe viscosity goes down, usually.
Anonymous
When viscosity decreases the flow rate
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What is the effect of the temperature on the flow rate and the viscosity of a liquid?
HSP With increase in temp.the viscosity of liquids decreases,thereby increasing the flow rate and vice versa.The decrease in viscosity with rising temp.is due to the fact that the intermolecular attraction decreases and the cohesive forces increases. This does not apply with water
What is the meaning of inverse and direct relationship?
An inversely proportional relationship shows that as one variable of an equation increases, the other will decrease. A directly proportional relationship shows that as one variable increases, the other increases as well.
As heat energy is added to a liquid do the particles increase or decrease in movement?
As heat energy is supplied to a liquid, its temperature rises. The rise of temperature causes a rise in the kinetic energy of the particles; which happens when the speed of the particles increases.
How does temperature affect viscosity and density?
Viscosity: In gasses, forces between atoms are not important and the transfer of momentum (hence force, hence viscosity) between different adjacent regions of a fluid is due to the movement of particles over long distance. Higher temperature means faster movement means higher viscosity in a gas. In liquids, forces between particles dominate and shear force is transmitted through those interactions with adjacent particles. Higher temperature means more short distance particle movement and more varied interaction with neighboring particles thus decreasing the effectiveness of transmitting shear force and decreasing viscosity. (These trends in viscosity are only general and complex interactions of particles can produce different results than described here.) Density: If the pressure is held constant, an increase in temperature normally results in an increase in volume of a liquid, solid or gas. This parallels the explanation of how particle motion at the microscopic level produces pressure by collisions with the walls of the containing volume. More temperature means more energetic particles that have more momentum to transfer to container walls. With constant pressure, the walls expand. (The obvious caveat here is that molecular orientations and molecular forces can be complex and this connection between increased temperature and decrease density is not universally true. The properties of water between 0 Celsius and 4 Celsius are a well known counter example to the general rule.)
Can ordinary water be boiled in 95 degree Celsius or 105 degree Celsius?
pure water (with no impurities added ) can only boil at 100 degrees Celsius , no other temperature . But if we add impurities to it than the temperature at which the water will boil can increase or decrease. Another point is that when we increase or decrease the atmospheric pressure, the temperature at which ordinary water boils (i.e.100 degrees Celsius) can also increase or decrease.
How do you increase viscosity?
Viscosity is the resistance of a liquid to flow. When temperature decreases Viscosity generally increases. Viscosity generally decreases when the temperature increases.
What happens to viscosity in a gas when cooled?
The viscosity increase when the temperature decrease.
What is the effect of pressure on viscosity?
As temperature increases viscosity decreases.
Does viscosity increase as temperature increases?
Usually the increase in temperature decreases the viscosity of a liquid due to weakness of intermolecular attractions but some mixtures show an increase in viscosity with the rise of temperature as egg (proteins).
Which events will tend to cause a decrease in blood viscosity?
Anemia can lead to decrease blood viscosity, which may lead to heart failure. Other factors influencing blood viscosity include temperature, where an increase in temperature results in a decrease in viscosity. This is particularly important in hypothermia, where an increase in blood viscosity will cause problems with blood circulation.
Why viscosity increases to decrease temperature?
Viscosity tends to increase as temperature drops in most liquids because the kinetic energy of the molecules reduces. This allows the intermolecular forces to get molecules attracted giving the fluid more resistance to flow. Interesting though, in gases at low pressure viscosity increases with T1/2, where T is the thermodynamic temperature.
Does air pressure of a tire decrease as the temperature of the tire increases?
No. The pressure increases with temperature increase
As the temperature of a star increases does the amount of light it emits increase or decrease?
It increases.
What are the impacts of temperature on gas?
The impacts of temperature on gas are manifold. Increase in temperature increases the gas pressure by increasing its volume. It increases the solubility of gas and vice-verse. The viscosity of gas also increases with increase in temperature.
Does the temperature increase or decrease with altitude in the thermoshpere?
The temperature increases like the stratosphere
What is the effect on increase of temperature on viscosity of liquid?
In most cases an increase in temperature will lower the viscosity of a material, but there are exceptions, like sulfur, which form polymers.
What are the changes that increases pressure?
- a decrease in volume- the increase of temperature
