Electrons present in p-type material due to thermal pair generation are_____________?

Related Mcqs:

1. Semi-conductors with donor atoms and free electrons belong to the type________________?

   A. n B. p C. mix D. any of above...

2. The energy band occupied by the valence electrons is called___________________?

   A. Energy state B. Valence band C. ve energy state D. conduction band...

3. Materials in which valence electrons are tightly bound to their atoms at low temperature are called___________________?

   A. Semi conductor B. Super conductors C. Insulators D. Conductor...

4. The electrons in conduction band are free to___________________?

   A. Transport vibrations B. Transport signals C. Transport charge D. Transport impulses...

5. In an X-ray tube electrons each of charge e are accelerated through V potential difference allowed to hit a metal target. The wavelength of the X-rays emitted is_______________?

   A. he/ev B. he/Vc C. eV/h D. impossible to predict...

6. The minimum wavelength of X-rays produced by the bombardment of electrons on the screen of a television set where the accelerating potential is 2.0K V will be______________?

   A. 6.2 x 10-10m B. 9.1 x 10-18m C. 3.11 x 10-10m D. 4 x 10-10m...

7. How many electrons per second constitute a current of one micro ampere?

   A. one electron B. 10 –6 electrons C. 106 electrons D. 6.25 × 1012 electrons Submitted by: Tauseef Ali...

8. Maximum number of rectangular components are_____________?

   A. 1 B. 2 C. 3 D. 4...

9. The dimensions of the coefficient of viscosity are_____________?

   A. ML-1T-1 B. M2L1T1 C. ML1T-1 D. M2L-1T-1...

10. A certain stress applied to an elastic material produces a certain strain in it. If the elastic limit is not exceeded the energy gained per unit volume of the material is given by_________________?

    A. Stress/strain B. (stress/strain) C. Stress x strain D. (Stress / strain)...