In the diagram above , if the magnetic field points into ...
In the diagram above , if the magnetic field points into the paper and the force on a current - carrying conductor points upwards, what is the direction of the current?
Upwards
Downwards
Right
Left
Correct answer is D
No explanation has been provided for this answer.
Soft iron is used in making the armature of an electric bell because it ...
In the diagram above , the current I is ...
The specific latent heat of vapourization of lead is 8.7 × 105Jkg1. This means that 8.7...
Palm oil from a bottle flows out more easily after it as been heated because the ...