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

mutarotation is observed when phenol and pyridine both are present but phenol or pyridine alone cannot show mutarotation-explain why?

4140

benzoic acid is a weaker than para nitro benzoic acid

7 28870

A 100W bulb and 60 bulb both rated at 220V are connected in series across 220V supply. If 60W bulb is removed and only 100W bulb remains in the circuit, will illumination increase or decrease?

3 5778

Two bulbs, one of 600W and the other of 100W having same voltage rating are connected in series across the supply in a room.Which bulb will glow brighter? If one of the bulb is switched off, what will be effect on illumination?

2 3874

which velocity is used to convert time section to depth section

HCL, ONGC,

2 5060

why using factor 1.00639 in burette calibration of kf

Cipla,

1 8557

what type of questions asked on analytical balance and also give answers................all pharma companies?

Sun Pharma,

1 12683

Why KBr is used in FTIR ?

6 15682

what is difference b/w scr &rectifier&mechanism of triac experiment

IIT,

2199

whayt use to calibrate infrared spectrophotometer

KIMS,

1 5042

How to study genotoxicity of impurities in API?

NCL,

2 6377

who is the winner of woman's single title in french open tennis championship 2011

2168

Why yeast is mostly used for fermentation or biotechnological purposes?

1 3895

What is the difference between solid state fermentation and solid substrate fermentation?

2 8549

What is the difference between chiral cel OD-H & OD-RH ?

Aptuit Laurus,

3 11911

Un-Answered Questions { Sciences }

Names of some plants and trees that sleep during the day

5040

A 40-year-old woman with polycystic ovary syndrome (PCOS) had a hysterectomy with bilateral oophorectomy but still notes hirsutism and obesity. Does oophorectomy cure the disorder?

2584

Can you discuss a case where a collaborative approach led to improved patient outcomes?

241

What are the compounds used for extraction of Gold and Silver?

1046

Why do animals have hair?

1044

Which other galaxy is similar to the milky way?

117

in DMF having extra impurities and in api COA also having extra imp than USP or BP product then how require to proceed?

835

Tell me how long is it until our solar system ceases to exist?

195

Explain the reduction of the activation energy of chemical reactions?

1026

Which country has no sunrise?

2769

what is the syllabus for mahagenco recruitment drive for the post of chemist

3274

What is the direction of null vector?

1265

Explain memingitis?

1200

Concerning permeability what type of membrane is the cell membrane?

855

which gas is used in preaparation of bit salt

2321

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