Question : Which of the following claims concerning the magnetic lines of force inside a bar magnet is true?

Option 1: Do not exist

Option 2: From the S-pole to the N-pole of the magnet

Option 3: Depends on the cross-sectional area of the bar magnet

Option 4: From the N-pole to the S-pole of the magnet

Question : The radius of curvature of a charged particle's passage in a homogeneous magnetic field is proportional to:

Option 1: energy of particle

Option 2: charge of particle

Option 3: momentum of a particle

Option 4: strength of the field

Question : The point P is the midpoint of the segment AB. The coordinates of point P are (2, 1) and that of point A are (11, 5). The coordinates of point B are:

Option 1: (–7, –3)

Option 2: (6.5, 3)

Option 3: (7, 3)

Option 4: (–6.5, –3)

Question : In what ratio does the point T(3,0) divide the segment joining the points S(4,–2) and U(1, 4)?

Option 1: $2:1$

Option 2: $1:2$

Option 3: $2:3$

Option 4: $3:2$

Question : The strongest oxidising agent among the following is

Option 1: Chlorine

Option 2: Iodine

Option 3: Fluorine

Option 4: Oxygen