Aarti Industries Interview Questions, Process, and Tips

Types of transformers include power, distribution, isolation, autotransformer. Parts include core, winding, tap changer, bushing.

• Types of transformers: power, distribution, isolation, autotransformer

• Parts of transformer: core, winding, tap changer, bushing

• Power transformer is used for high voltage transmission

• Distribution transformer is used for low voltage distribution

• Isolation transformer is used for safety purposes

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ACB and VCB breakers are electrical devices used for circuit protection.

• ACB stands for Air Circuit Breaker and VCB stands for Vacuum Circuit Breaker.

• ACBs use air as the medium to extinguish the arc while VCBs use vacuum.

• Both breakers are used for circuit protection and can be found in power distribution systems.

• ACBs and VCBs have similar parts including contacts, arc chutes, trip units, and operating mechanisms.

Flow meter accuracy depends on various factors such as type of flow meter, fluid properties, and installation conditions.

• The type of flow meter used affects its accuracy. For example, a differential pressure flow meter may have an accuracy of +/- 0.5% of the flow rate, while a magnetic flow meter may have an accuracy of +/- 0.25%.

• Fluid properties such as viscosity, density, and conductivity can also affect flow meter a...read more

Cascade loops are a series of control loops where the output of one loop is used as the setpoint for the next loop.

• Cascade loops improve control performance by reducing the effect of disturbances.

• They are commonly used in industrial processes where multiple variables need to be controlled.

• An example is a cascade control system in a chemical plant where the flow rate of a reactant is controlled based on the level in a t