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.
The clinical thermometer differs from other mercury-in-glass thermometers because it has I. a co...
Which of the following statements is not correct about steel and soft iron? ...
High Tension(H.T.) transmission means ...
The combination of sound waves with different frequencies is known as ...
The relationship between the period T and the length l of a simple pendulum is T = 2\( \pi...