Einstein's Cat Messages 182 Reaction score 2 Thread starter Feb 22, 2016 #1 If the unit of gravitational force is the Newton (where the value will be positive) would the unit for a hypothetical anti- gravitational force be a negative Newton?
If the unit of gravitational force is the Newton (where the value will be positive) would the unit for a hypothetical anti- gravitational force be a negative Newton?
mfb Mentor Insights Author Messages 37,495 Reaction score 14,384 Feb 22, 2016 #2 The sign of the force depends on your arbitrary coordinate system. Is the depth of a well measured in "negative meters"? No, it is still meters.
The sign of the force depends on your arbitrary coordinate system. Is the depth of a well measured in "negative meters"? No, it is still meters.
Einstein's Cat Messages 182 Reaction score 2 Feb 22, 2016 #3 So therefore the appropriate unit would still be the Newton? Last edited by a moderator: Feb 22, 2016
Nugatory Mentor Messages 15,552 Reaction score 10,821 Feb 22, 2016 #4 Einstein's Cat said: So therefore the appropriate unit would still be the Newton? Yes.