PharmaQuiz- 3 | 21-30 questions

21.The most commonly used source for UV radiation is
a)Tungusten filament  incandescent
b)Hydrogen discharge lamp
c)Tungusten iodine lamp
d)Quart –iodine lamp

22.The commonly used detector in UV spectrophotometer is
a)Photomultiplier tube
b)Thermocouple
c)Bolometer
d)All of the above

23.Rhapontic rhubarb is not official in pharmacopoeias because it contains
a)Rhaponticin
b)Rheum emodin
c)Aloe emodin
d)All of the above

24.In the tablet coating process, inadequate spreading of the coating solution before drying causes
a)Orange peel effect
b)Mottling
c)Blistering effect
d)None

25.Chinese rhapontic rhubarb can be distinguished  from Indian Rhubarb by fluorescence develop in UV light which is
a)Deep yellow
b)Deep violet
c)Green
d)Blue

27.The electronic transition possible in Br2
a)s-s*
b)s-s* and n-s*
c)s-p* and p-p*
d)n-p* and s-p*

28.The monochromator is not used in
a)UV spectrometer
b)FT-IR spectrometer
c)Spectrofluorimeter
d)IR spectrometer

29.During compression of moisture critical granules a hygroscopic substance used to maintain a proper moisture level is
a)Sorbitol
b)Talc
c)Acacia
d)Tragacanth

30.In the formulation of suspensions for soft gelatine encapsulation base adsorption of the solid to be suspended is expressed
a) the no of grams of liquid base required to produce a capsulated mixture when mixed with 1 gm of solid
b) the no of ml of liquid base required to produce a capsulated mixture when mixed with 1 gm of solid
c) the no of grams of solid base required to produce a capsulated mixture when mixed with 1 gm of solid
d) the no of mgs of liquid base required to produce a capsulated mixture when mixed with 1 gm of solid

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