Chemical Interview Questions

Chemical Interview Questions
# Any idea on recombinant protein expression?

# Are carbon steel storage tanks appropriate for NaOH solutions?

# Are fin tubes necessary for steam heating a liquid?

# Cetane no. and sulphur required in diesel fuel for euro-IV

# Do you have recombinant protein expression experience? Explain?
# Explain the Deacon reaction?

# Explain various protein purification techniques?

# For a centrifugal pump if the pump is running and we close the discharge valve what is the effect

# How are plate heat exchangers used in an ammonia refrigeration system?

# how can we derive power factor equation p=vi cos phi? derivation?

# how can we measure entropy?

# how FOULING effectd the heat transfer rate

# How much experience you are having in commercial software for protein design?

# how much maximum power can be generated by 320v, 10kg-cm synchronus motor if shaft is roteted mechanically at 50 to 60 rpm?

# how to calculat suction head in centrifugal pump?

# How to calculate the release flowrates from pressurized gas systems?

# How to calculate the sonic velocity of a gas stream?

# How to determine the particle size distribution for a given bulk solid?

# How to estimate the efficiency of a pump?

# Is it possible to compare the resistance to chloride attack of several materials of construction?

# Is petroleum a mixture of hydrocarbon?

# Name of the fraction at which benzene xylene and toulene is obtained during coal tar distillation

# Thyristor related applications

# What are some good estimates for heat transfer coefficients for coils in tanks?

# What are the affinity laws associated with dynamics pumps?

# What are the effects of oils on the properties of Polyolefins?

# what are the precautions u are taking while starting HT motors?

# What are the steps involved in w.ine making?

# What can cause bulk solids to stop flowing from a bin?

# What compounds are responsible for the odours that come from wastewater treatment plants?

# What does the catalystic converter on an automobile do?

# What is a good estimate for the absolute roughness for epoxy lined carbon steel pipe?

# What is are the main terms in Unit Operations? and what is its charecteristics?

# What is difference between Overall heat transfer coeficient & individual heat transfer coefficient

# what is load and what are the types of load?

# what is meaning of pid how it is useing controlers