normal reaction

normal reaction

[′nȯr·məl rē′ak·shən]
(mechanics)
The force exerted by a surface on an object in contact with it which prevents the object from passing through the surface; the force is perpendicular to the surface, and is the only force that the surface exerts on the object in the absence of frictional forces.
References in periodicals archive ?
'The symptoms experienced by the schoolchildren are considered a normal reaction of those who have gone through a traumatic experience.
That is a normal reaction, the reaction of someone with a firm grasp on reality.
A tiny amount of Governmentium can cause a normal reaction time of less than a second to take anything from four days to four years to complete.
This is a smear campaign against Ennahdha conducted by the same parties, Larayedh indicated, adding that "these attacks that are a normal reaction, increase during the election year."
And if he's ever upset or distressed, I know there's something really wrong as that's not a normal reaction for him.
After applying it, she says she felt her lips tingling and a felt a burning sensation but thought that was a normal reaction.
* Reassure him or her the emotions they're feeling are a normal reaction to a traumatic event.
"If Rangers score you might see Donald booting the seat in front of him in anger because that's his normal reaction when the opposition score.
Summary: Max said the pushes on Esteban were a normal reaction
The unknowns of the problem are: the angle [phi] that specifies the position of the center of mass, the values of the normal reaction N and of the friction force T (tangent to the surface of the spindle) with the mention that the Amontons-Coulomb friction law [14] gives the relation between the last two:
This incident brought a variety of responses, with many arguing that this was a normal reaction when someone meets their favorite celebrities.
Worrying is a normal reaction for parents in situations similar to this, as it is the parents' role to remove the tension from their lives and the child's.