Consider the following statements about magnetic field at a point due to a current carrying straight conductor.
(a) It increases as the current in the conductor increases.
(b) It decreases as the distance of the point from the conductor increases.
(c) Its direction can be determined by Right-hand Thumb rule'.
Which of the statement(s) is/are correct?
1
Both (a) and (b)
2
Only (a)
3
Only (b)
4
All (a), (b) and (c)