HSC Science Class 12 - Tamil Nadu Board of Secondary Education Question Bank Solutions for Physics

What is a diffraction grating?

What is resolution?

What is Rayleigh’s criterion?

Discuss diffraction at single slit and obtain the condition for n^th minimum.

Discuss the diffraction at a grating and obtain the condition for the mth maximum.

Discuss the experiment to determine the wavelength of monochromatic light using a diffraction grating.

Discuss the experiment to determine the wavelength of different colours using diffraction grating.

Obtain the equation for resolving power of optical instrument

What is the difference between resolution and magnification?

Light of wavelength of 5000 Å produces diffraction pattern of the single slit of width 2.5 μm. What is the maximum order of diffraction possible?

Discuss about simple microscope and obtain the equations for magnification for near point focusing and normal focusing.

What is the near point focusing?

Why is oil-immersed objective preferred in a microscope?

What are the advantages and disadvantages of using a reflecting telescope?

What is the use of an erecting lens in a terrestrial telescope?

What is the use of collimator in a spectrmeter?

What are the uses of spectrometer?

What is myopia?

What is the remedy of myopia?

What is hypermetropia?