Sciences Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

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Sciences Interview Questions

Questions Answers Views Company eMail

What is the reason of RT change in new column v/s old column in HPLC

3 18197

1.how can you obtain D flip-flop and t flip -flop using jk flip- flop? 2.2 derive the expression of susceptibility of atiferromagnetic materials above neel temperature?

UITS University Information Technology Services,

2206

What is the colouring matter in plants called

2 6149

What happens inside of lymph nodes?

2354

What is the difference between kf and LOD

Enaltec Labs,

5 22522

What is chiral and why this performing in HPLC

Hetero, Macleods,

4 20710

why we not use caffeine at 205nm for hplc calibration?

Alkem Labs,

3326

why we use 254nm for caffeine analysis as it having maxima at different wavelength?

Ahlcon Parenterals, Alkem Labs,

1 5201

Explain band theory ?

SJS Kashmir,

1 3744

What should i do after completing my M.sc in Pure microbiology ? plz tell me i am very confuse about my carrier.

2643

Whhat is the justification for stability study in api missed stations through deviations and statistical analysis is required.

Aurobindo,

3671

whenever kf titration is done that time one result is high and second one lower results what to do.

Invochem Laboratory, Laurus,

2 5592

What are the inorganic material eliminated in Sulphated Ash

Cipla,

3356

How to Calibrate NMR instrument ?

Reddy Labs,

1 5493

what is difference b/w spectroscopy, Spectrometry and Spectrophotometry ?

Reddy Labs,

1 12229

Un-Answered Questions { Sciences }

what is the purge flow & how to calculate

2668

Give the description of sp2/o cell line and its significance.

557

Which is the biggest land animal?

1066

explain the proper definition of light?

1001

Name three aquatic mammals?

984

Can you explain the role of an ophthalmologist and the scope of their practice within the field of medicine?

Which is the more important step in gram stain?

1042

Define the full form of hcl?

1169

Diborane contains how many banana bonds?

1134

why are some plants greener than others?

2563

My question about gas chromatography sulfur chemiluminsecence detector. I test unknown sample gas by GC-SCD (calibrated ) and the result of *H2S is 279 PPM , *but when I test the same sample with the GC-TCD (calibrated ) the value of *H2S is 2500 PPM . I'd like to inform you that both GCs are calibrated and have very good operation conditions with stable parameters . the question is if the sample gas with higher H2S over detection limits of SCD detector (1000 ppm). why the result it 279 ppm Best regards

1615

What is density of a liquid?

1160

Are subsidies on exports of agricultural products permitted?

985

Describe the Myoblast or cardiomyocyte culture ?

1971

Explain what does a beaver build?

970

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