Physics Questions

1. In a junction diode the holes are due to

Punjab PMET 2004 Semiconductor Electronics: Materials Devices And Simple Circuits

5. The unit of universal gas constant is

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8. Momentum of photon wavelength $λ$ is

AIPMT 1993 Dual Nature Of Radiation And Matter

14. Which of the following, when added as an impurity into the silicon produces n type semiconductor?

AIPMT 1999 Semiconductor Electronics: Materials Devices And Simple Circuits

29. A galvanometer can be converted into a voltmeter by connecting a

JIPMER 2014 Moving Charges And Magnetism