Nirma Interview Questions, Process, and Tips

Electrical engineering Moderate level questions.

Q1. How induction motor works
Ans. 
Induction motors work by inducing a current in the rotor through electromagnetic induction.
• Induction motors have a stator with coils that are connected to an AC power source.

• When the AC power is applied, it creates a rotating magnetic field in the stator.

• This rotating magnetic field induces a current in the rotor, causing it to rotate.

• The rotor does not have any electrical connections and relies on induction to generat...read more
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Q2. Types of Starter of
Ans. 
Types of starters used in electrical engineering for controlling the starting of motors.
• Direct On-Line (DOL) starter

• Star-Delta starter

• Auto-transformer starter

• Soft starter

• Variable frequency drive (VFD) starter
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Aptitude test was on general knowledge based

Q1. Types of pumps?
Ans. 
Types of pumps include centrifugal pumps, positive displacement pumps, and axial flow pumps.
• Centrifugal pumps: use rotating impellers to increase the velocity of the fluid.

• Positive displacement pumps: trap a fixed amount of fluid and then force it into the discharge pipe.

• Axial flow pumps: move fluid parallel to the pump shaft.

• Examples: Centrifugal pump - water pump, Positive displacement pump - gear pump, Axial flow pu
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Q2. Types of distillation column?
Ans. 
Types of distillation columns include batch, continuous, fractional, and steam distillation.
• Batch distillation: Used for small-scale production and involves separating components based on boiling points.

• Continuous distillation: Used for large-scale production and involves a continuous feed of mixture and product removal.

• Fractional distillation: Used for separating components with close boiling points by creating multip...read more
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Q1. What is your current & past job and what you work handled.?
Ans. I handled State Govt. And also handled Big project of Boiler foundation, CHP Foundation and Structure dism. And erection Work at 20 to 25 m height And currently handling Residential building project.
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Q2. Describe your current job and how your theorycal knowledge you utilise.?
Ans. I handling Build. Project from beginning and Its step by step Old buildings dismantling Site cleaning Excavation Centre lines for pcc Pcc work Footing work Column work Ground beam Masonary Plinth beam Column work Lintel Slab work... Bella masonary... I share all work in detail to detail
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Q3. Basic knowledge like density,unit weights, units,
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Q4. What is min. Sbc.? & If soil bearing capacity is low what foundation will be used.?
Ans. 
Min. Sbc. stands for minimum safe bearing capacity. If soil bearing capacity is low, shallow foundations like spread footings or mat foundations may be used.
• Min. Sbc. is the minimum safe bearing capacity of the soil, which is the maximum pressure that can be applied to the soil without risking shear failure.

• If the soil bearing capacity is low, shallow foundations such as spread footings or mat foundations may be used i...read more
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Q5. Currently what problems you faced. In rcc work and what is how much percentage you get in CS?
Ans. In RCC work one of common problem is honey comb and its cause of less vibrater used some portion and due to more water and its due to bleeding... In 3 days we get 45% around, 7 days we get 65%, and last 28 days we get 99%
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Q1. Why are you leave current job and how you manage your work in criticle situation
Ans. I Excited to work in big group like nirma and in past by my skills and exp. I handled many sites in criticle situation and here i applied same
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Q1. Self indruction.ROI and width and DEPTH
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Q2. TEAM Handling and Distubuter Handling
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Q3. Distubuter Mangement
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Q1. Study.pump heat exchanger etc
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Q2. Back ground salary etc
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Q3. Experience.trainin
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