A magnetic field is said to exist at a point if a force i...
A magnetic field is said to exist at a point if a force is
exerted on a stationary charge at the point
exerted on a moving charge at the point
deflected at the point
strengthened at the point
Correct answer is B
A charge in motion always experienced a force on entering a magnetic field
I. Force (N) II.Torque (Nm) III. Current (A) IV. Power (W) Which of the above are the correct S....
Body floats in fluid when its …………………...
When viewed straight down, a fish in a pond is ...
The energy E of a photon and it's wavelength are related by Eλ = X. the numerical value of X is? ...