A magnetic field is said to exist at a point if a force is
A
exerted on a stationary charge at the point
B
exerted on a moving charge at the point
C
deflected at the point
D
strengthened at the point
Verified Correct Answer: B.
Physical Principles & Numerical Solution
A charge in motion always experienced a force on entering a magnetic field
Source: Myschool Past Questions Archive (Record #12408)