I want to appear in ONGC Graduate Trainee Physics exam. Will you please provide the ONGC Graduate Trainee Physics exam question paper for an idea ?

Here I am providing the list of few questions of ONGC Graduate Trainee Physics exam question paper which you are looking for .

what are semiconductors? How they differ from conductors and insulators? Explain extrinsic
and intrinsic semiconductors

what are matter waves? Explain Plank's hypothesis. Explain De Broglie's Hypothesis of dual nature.

What is the color of He-Ne laser?
What is the wavelength of CO laser?
Give an example for three level laser system?
The relation between momentum and wavelength of matter wave is given by?
The ratio of Einstien's coefficients A/B is given by
In p-type semiconductors the majority charge carriers are?
In NPN transistor the electron from_______ to ________ for amplification?
The current gain beta is?
The number of lattice points per unit cell of BCC is ?
What is the volume of primitive cell of BCC ?
Where the plane (,-,) intercepts the three cartesian coordinates?