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
Using an applied force of a Newton across one meter is known as a:
On what basis Friability limit NMT 1.0%w/w is recommended. what is impact on formulation if this limit exceeds.
Study of life in outer space is called A) Endobiology B) Exobiology C) Entrobiology D) Neobiology
Permanent hardness of water may be removed by the addition of 1 Alum 2 Sodium carbonate 3 Lime 4 Potassium permanganate
Which of the following is used in making artificial sweetener saccharin? 1 Benzene 2 Toluene 3 Phenol 4 Aniline
What is the Metabolism ?
Gypsum is added to cement clinker to 1 Increase the tensile strength of cement 2 Bind the particles of calcium silicate 3 Decrease the rate of setting of cement 4 Facilitate the formation of colloidal gel
Which is the research reactors of bhabha atomic research centre?
Which of the following gases is lighter than air? 1 Carbon dioxide 2 Oxygen 3 Ammonia 4 Chlorine
what are the advantages and disadvantages of rational knowledge?
what are disadvantages of interrupt and exception?
The wavelength of X-ray is of order of 1 1 cm 2 1m 3 1 Angstrom 4 10 micron