What is emission test?

What is emission spectrum?

What is hinsberg's test?

A new vehicles in operation for more than one year should undergo emission tests for every

What is brown ring test ?

What is conformation test for hydrous and anbydrous salt ?

Two identical bodies of emissivities 0.01 and 0.16 and at different temperature emit the same rate of radiation but with a difference of wavelength of maximum emission of 1 micron. The wavelengths of maximum emission of the two bodies are (in microns)

What emissions from human activities lead to ozone depletion? And what are the principal steps in stratospheric ozone depletion caused by human activities?

Define local maxima and local minima (or) What is second derivative test?

To reduce unburnt hydrocarbon in auto emissions, the device used is