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Total internal reflection (TIR) is the phenomenon that involves the reflection of the entire incident light off the boundary. Glass prisms can be shaped to produce total internal reflection and as such are employed in binoculars, periscopes, telescopes, and other optical instruments. For the prism used in periscope, the light rays hitthe inside surface at ananglegreaterthanthecriticalangleof42and hence they are internally reflected.
Centre of origin of mint
In soil plaque method of soil fertility assessment developed by Winogradsky, which micro organism is studied?
Calculate the bulk density of a 400 cm3 soil sample that weighs 575 g (oven dry weight).
Deficiency of niacin can cause
Sterilization using irradiation is done by …….
Which among the following is not included as implementing agency for Seed Village Scheme?
How many segments does the abdomen of both male and female cockroaches consist of?
Book entitled “Plowman’s Folly: A Second Look” was written by
According to latest Agricultural Statistics which state is the top producer of Cotton in India?
Which method of canning involves placing hot food into hot, sterilized jars, sealing them, and allowing the heat to create a vacuum seal?
