The chemical used as a ‘fixer’ in photography is
1 Borax
2 Sodium thiosulphate
3 Sodium sulphate
4 Ammonium persulphate
Carbon tetrachloride fire extinguisher should not be used in closed rooms, because it produces a poisonous gas called 1 Carbon monoxide 2 Phosphine 3 Phosgene 4 None of these
What are vitamins ? describe different kinds of vitamins
Which is the research reactors of bhabha atomic research centre?
Using an applied force of a Newton across one meter is known as a:
is the big bang theory correct, because as I wondered the explosion is too powerful that no one could survive after galaxies were created no life exist on it after the 3.5 billion years life exist so... my question is were is the life came from?
What is the significance of international geo - physical year?
What are different constituents of food? Explain
14 Answers College School Exams Tests, DHMCT, HCL,
What is a nuclear triad?
0.005M K2Cr2O7 solution for calibration of UV.why 0.005M K2Cr2O7?
WHY WE SMELL A SCENT AFTER RAIN?? BUT RAIN WATER IS PUREST FORM OF WATER WHICH IS ODOURLESS.
What are cosmic rays?
Dear Sir I have got through cable size calculation 10 sq mm cable size of one panel, how i be sure that used cable is 10sqmm. a) By measuring each strand of cpper & multilpy by pye and so on...... or By measuring any one cable core with insulation only.