AP Radha Krishna

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Questions related from AP Radha Krishna

Who are the vendors for Marinelle Beakers in india for NaI flatype (3"x3") type detector for gamnma spectrometry?

Recently we have installed Gamma spectrometry set up at our institution. It has NaI flat type detector of size 3"x3". To analyze soil, sand, rock, and other environmental samples we require...

30 March 2021 1,013 1 View

Can anyone assist with quality parameters of water and methods of analysis?

pH, hardness, salinity, nitrates and carbonates, fluoride, arsenic and other heavy metals present in water decides its quality. We should go for titration method for some chemicals and for some...

28 September 2014 777 24 View

While cyclones are frequent phenomena of bay of Bengal, they are rare in the Arabian sea - the west coast. Why?

A severe cyclone has recently struck the east coast of India. What is it that make cyclones a frequent phenomena of the Bay of Bengal and at same time quite rare at Arabian sea?

12 October 2013 603 44 View

Velocity of recission of galaxy

As per Hubbles law, recession velocity of galaxies is given by v = cz, where c is velocity of light and z is gravitaional red shift. In case of QUASARs generally z >1 and even in some cases it is...

17 December 2009 8,253 5 View