in one optical instrument, what is the effect of usingtwo
converging lenses?
By primarily using what simple machine did galileo come to the conclusion on the existence of friction?
Explain the difference between a lens and a mirror?
What do you mean by diffraction and what is/are the proper condition/conditions for it?
What is radium used for?
Explain the law of machines?
What is refraction of light?
Tell me how many neutrons and how many protons are present in a single deuterium nucleus?
Explain the Solids ?
Explain the different parts of the x-ray radiation intensity graph? : quantum physics
The principle of action of points is used in A. capacitors B. inductors C. resistors D. lightning arrestors
7 Answers GSSO, TNPSC Tamil Nadu Public Service Commission, UPSC,
Tell me how we are getting light from electrical bulb?
Explain what is the shadows?