Lux is the SI unit of -
In a concave mirror which of the following pair of position of object – size of the image is correct?
I. At infinity – point sized
The refractive indices of quartz crystal for right handed and left handed circularly polarized light of wavelength 762.9 nm are 1.5391 and 1.5392 respe...
Noise is measured in –
For a non-relativistic particle, the ratio of phase velocity to group velocity of de Broglie waves is:
Sounds of frequencies less than about ______ vibrations per second cannot be detected by the human ear.
What is the maximum value of deforming force upto which a material shows elastic property and above which the material loses it?
From the given options, the speed of sound is highest in which material?
When a forward bias is applied to a p-n junction, it