Cashify Executive Interview Questions and Answers

Q1. About instrument like HPLC GCMS UV SPECTROPHOTOMETER.
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Number series, quadratic equition and miscellaneous

Q1. Share details of your previous job.
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Q1. How to prepare 0.1 n hcl?
Ans. 
To prepare 0.1N HCl, dilute 8.3 mL of concentrated HCl to 1 liter with distilled water.
• Measure 8.3 mL of concentrated HCl using a graduated cylinder.

• Add the concentrated HCl to a 1 liter volumetric flask.

• Fill the flask with distilled water up to the 1 liter mark.

• Mix the solution thoroughly to ensure uniformity.

• The resulting solution will be 0.1N HCl.
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Q2. What is anode and cathod
Ans. 
Anode and cathode are electrodes used in electrochemical cells to facilitate the flow of electrons.
• Anode is the electrode where oxidation occurs and electrons are lost.

• Cathode is the electrode where reduction occurs and electrons are gained.

• In a battery, the anode is the negative terminal and the cathode is the positive terminal.

• In an electrolytic cell, the anode is the positive terminal and the cathode is the negative
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Q3. What are haviour among h20 and hcl
Ans. 
H2O and HCl exhibit different behaviors due to their chemical properties.
• H2O is a polar molecule, while HCl is a polar covalent molecule.

• H2O has a higher boiling point and melting point than HCl.

• HCl is a strong acid, while H2O is a neutral molecule.

• H2O can act as a solvent for many substances, while HCl is mainly used in chemical reactions.

• H2O has a higher density than HCl.
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Q1. Basis on the recurement and you educational background.
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Q2. About your self about your study you are able to work
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Q1. About all the documents
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Q1. Chemical formula of various compound
Ans. 
Chemical formulas represent the types and numbers of atoms in a compound.
• Water - H2O

• Carbon dioxide - CO2

• Sodium chloride - NaCl
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Q2. Chemical reaction happend during the analysis
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Q1. 1)Sizes of MS earthing rod. 2)Weight of 8.5 mtr. PCC Pole at different projects. 3)Approx cost of 1km 11 Kv line
Ans. 
Answering technical questions related to sizes of MS earthing rod, weight of 8.5 mtr. PCC Pole at different projects, and approx cost of 1km 11 Kv line.
• Sizes of MS earthing rod vary from 12mm to 50mm depending on the application.

• Weight of 8.5 mtr. PCC Pole can range from 500kg to 1000kg depending on the project specifications.

• Approx cost of 1km 11 Kv line can range from 5 lakhs to 20 lakhs depending on the terrain, mat
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