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I applied via Company Website and was interviewed before Nov 2023. There was 1 interview round.
Vacuum pumps are devices that remove gas molecules from a sealed volume to create a partial vacuum.
Vacuum pumps are commonly used in various industries such as manufacturing, food processing, and scientific research.
There are different types of vacuum pumps including rotary vane pumps, diaphragm pumps, and turbomolecular pumps.
Vacuum pumps work by creating a vacuum through the use of mechanical or physical means, such ...
Vacuum compressors are devices used to create a vacuum by removing air or gas from a closed space.
Vacuum compressors work by reducing the pressure inside a closed space, creating a vacuum.
They are commonly used in industries such as manufacturing, food processing, and medical applications.
Examples of vacuum compressors include rotary vane pumps, diaphragm pumps, and liquid ring pumps.
The prime driving part of a vacuum pump is the motor.
The motor is responsible for providing the power to drive the vacuum pump.
It converts electrical energy into mechanical energy to create the necessary suction.
The motor drives the impeller or piston, which generates the vacuum pressure.
Different types of vacuum pumps may have different types of motors, such as electric motors or internal combustion engines.
2mbar is higher than 5mbar in the case of a vacuum pump.
In the case of a vacuum pump, the lower the pressure, the higher the vacuum level.
Pressure is measured in units of pressure, such as millibar (mbar).
So, 2mbar is a lower pressure than 5mbar, indicating a higher vacuum level.
Oil is used in a pump for lubrication and cooling purposes.
Oil acts as a lubricant, reducing friction between moving parts in the pump.
It helps to cool down the pump by dissipating heat generated during operation.
Oil also helps to seal the pump, preventing leakage and maintaining pressure.
Different types of oil are used depending on the pump's requirements, such as viscosity and temperature range.
Examples of pumps that...
Busch Vacuum India interview questions for popular designations
I applied via Recruitment Consulltant and was interviewed in Jul 2021. There were 2 interview rounds.
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I applied via Naukri.com and was interviewed before Jul 2019. There were 5 interview rounds.
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