Manipal Global Education Services Interview Questions and Answers

Fertilizers and pesticides are substances used in the agriculture industry to enhance plant growth and protect crops from pests and diseases.

• Fertilizers are substances that provide essential nutrients to plants, promoting their growth and improving crop yield.

• Pesticides are chemicals used to control or eliminate pests, including insects, weeds, and diseases that can damage crops.

• Fertilizers can be organic (e.g., compost, manure) or synthetic (e.g., nitrogen, phosphorus, potas...read more

Valve instrumentation and process control involves the use of instruments to monitor and control the flow, pressure, and temperature of fluids in industrial processes.

• Valve instrumentation refers to the use of instruments such as pressure gauges, flow meters, and temperature sensors to measure and monitor the conditions of fluids flowing through valves.

• Process control involves the use of control systems to regulate and manipulate the operation of valves and other equipment in...read more

Types of exchangers in heat transfer operation

• Shell and tube exchanger

• Plate heat exchanger

• Double pipe heat exchanger

• Finned tube heat exchanger

• Air-cooled heat exchanger

The question is asking about the process of double sizing a distillation centrifugal pump from its original diameter.

• Double sizing a pump involves increasing the diameter of the impeller and casing to handle higher flow rates and pressures.

• This process may require redesigning the pump internals and adjusting the motor power to accommodate the larger size.

• Examples of factors to consider include pump efficiency, NPSH requirements, and system compatibility.

Exchangers and distillation towers are key components in the production process of various industries.

• Exchangers are devices used to transfer heat between two or more fluids.

• Distillation towers are tall vertical structures used to separate mixtures of liquids based on their boiling points.

• Exchangers can be found in various industries such as oil refining, chemical manufacturing, and power generation.

• Distillation towers are commonly used in the production of fuels, chemicals, ...read more