Which of the following is incorrect about Newton’s second law of motion?
1
The second law of motion F = ma is applicable to a single point particle.
2
The second law of motion is a scalar law
3
The second law of motion is a local relation which means that force ‘F’ at a point in space at a certain instant of time is related to ‘a’ at that point at that instant.
4
In the second law, F = 0 implies a = 0