In semi-conductor, the carriers of current at room temper...
In semi-conductor, the carriers of current at room temperature are
electrons only
electrons and holes
holes only
electron and ions
Correct answer is B
Electron and holes represents the negative and positive charge respectively.
Which of the following factors does not affect the electric resistance of wire? ...
How can energy loss be minimized through Eddy-current? ...
A wire of resistivity 4.40 x 10-5Ω cm has a cross sectional area of 7.50 x 10-4 cm2. Calcul...
The relationship between the coefficient of linear expansion α and volumetric expansion (\(...