MCQ NO 462
Fast and slow acetylators" influence this (these) drug's metabolism:
Fast and slow acetylators" influence this (these) drug's metabolism:
Anonymous Quiz
8%
penicillin
21%
Sulphonamide
18%
isoniazid
53%
B & C
MCQ NO 463
Mechanim of action: rifampin
Mechanim of action: rifampin
Anonymous Quiz
5%
PABA competitor
10%
mcolic acid synthesis
69%
inhibits RNA synthesis by binding to DNA dependent RNA polymerase
15%
All of the above
1%
None of the above
MCQ NO 464
Minimum treatment duration for active TB is...
Minimum treatment duration for active TB is...
Anonymous Quiz
13%
five years
55%
six to nine months
24%
one to three months
8%
for life
MCQ NO 465
Ethambutol in combination with isoniazid exhibits adverse effects especially directed to this organ?
Ethambutol in combination with isoniazid exhibits adverse effects especially directed to this organ?
Anonymous Quiz
39%
Hepatic toxicity
22%
Neprotoxicity
11%
Splenic toxicity
19%
Ocular toxicity
9%
Ototoxicity
Mcq no 466 p'cetucal Analysis
Ionic mobility is denoted by
Ionic mobility is denoted by
Anonymous Quiz
23%
Cm/sec
29%
mg/sec
41%
degree Celsius/sec
8%
None of the above
Mcq no 467 p'cetucal Analysis
Qualitative analysis by a polarography is based on
Qualitative analysis by a polarography is based on
Anonymous Quiz
30%
Half wave potential
31%
Migration current
13%
Limiting current
26%
Electrode potential
Mcq no 468 p'cetucal Analysis
Which one of the following us measured in amperometric titration
Which one of the following us measured in amperometric titration
Anonymous Quiz
13%
Resistance
40%
Conductance
20%
Voltage
27%
Current
Mcq no 469 p'cetucal Analysis
The factors affecting diffusion current in polarography can be denoted by
The factors affecting diffusion current in polarography can be denoted by
Anonymous Quiz
23%
Nernst eq.
47%
Ilkovic eq
23%
Lambert's eq
8%
Mark Houwink eq
Mcq no 470 p'cetucal Analysis
In amperometric titration which one of the following kept constant
In amperometric titration which one of the following kept constant
Anonymous Quiz
22%
Current
22%
Resistance
48%
Voltage applied
7%
Conductance
MCQ NO 471
Select the correct one for isocretic elution techniques
Select the correct one for isocretic elution techniques
Anonymous Quiz
18%
Fixed solute and solvent composition
14%
Change in solute and solute composition
15%
Change in solvent and solvent composition
16%
Fixed solvent and solvent composition
22%
All
15%
Both B n C
MCQ NO 472
TLC was first introduced by
TLC was first introduced by
Anonymous Quiz
47%
Wagner and bittner
23%
Shraiber and izmailov
17%
Peifer and reitesma
13%
E_merk and pioneer
MCQ NO 473
The composition of alfa cellulose present in the whatmen filter is ..
The composition of alfa cellulose present in the whatmen filter is ..
Anonymous Quiz
22%
45.08%
25%
20.03%
41%
99.98%
12%
98.99%
MCQ NO 474
In reversed phase chromatography stationary phase is
In reversed phase chromatography stationary phase is
Anonymous Quiz
28%
Polar
58%
Nonpolar
9%
Protic
5%
Aprotic
MCQ NO 475
The travelling distance of mobile phase in TLC is
The travelling distance of mobile phase in TLC is
Anonymous Quiz
38%
10 cm
28%
2cm
29%
15cm
4%
12cm
MCQ NO 476
Identification of spots on the TLC plate is done by all of the following EXCEPT
Identification of spots on the TLC plate is done by all of the following EXCEPT
Anonymous Quiz
38%
Under microscope
26%
Spraying agent
17%
Fluroscent
19%
Fluroscent adsorbents
MCQ NO 477
Chromatography is a physical method that is used to separate and analyse __________
Chromatography is a physical method that is used to separate and analyse __________
Anonymous Quiz
15%
Viscous materials
9%
Metals
66%
Complex mixtures
9%
Simple mixtures
MCQ NO 478
Chromatography cannot be used to purify volatile substances.
Chromatography cannot be used to purify volatile substances.
Anonymous Quiz
52%
True
48%
False
MCQ NO 479
In Thin layer chromatography, the stationary phase is made of _________ and the mobile phase is made of ________
In Thin layer chromatography, the stationary phase is made of _________ and the mobile phase is made of ________
Anonymous Quiz
62%
Solid, liquid
17%
Liquid, gas
10%
Solid, gas
11%
Liquid, liquid
MCQ NO 480
Gas chromatography can be performed in which of the following ways?
Gas chromatography can be performed in which of the following ways?
Anonymous Quiz
20%
Neither in columns nor on plane surfaces
35%
ther in columns or on plane surfaces
15%
Only on plane surfaces
30%
Only in columns
MCQ NO 481
Thin layer chromatography is...
Thin layer chromatography is...
Anonymous Quiz
30%
partition chromatography
16%
Electrical mobility of ionic phase
50%
Adsorption chromatography
4%
None