What is Curie point?

What is far point ?

What is neutral point in a magnetic field ?

What is the far point and near point of human eye with normal vision?

What is the ordinate of every point on the x-axis

What is the position vector of the mid-point of the line segment joining the points A(2,3,4) and B(4,1,-2).

100 joule of work must be done to move a charge of -200 C from the point A to point B. What is the potential difference.?