Nebula Companies ml engineer Interview Questions and Answers

A project engineer manages a site by overseeing construction activities, coordinating with stakeholders, ensuring compliance with regulations, and resolving issues.

• Coordinate with project managers, contractors, and subcontractors to ensure smooth workflow.

• Monitor progress and quality of construction activities to meet project deadlines.

• Ensure compliance with safety regulations and quality standards.

• Resolve any issues o...read more

The number of slabs to give in one month depends on the project timeline, size of slabs, and resources available.

• Consider the project timeline and deadlines for completion

• Evaluate the size and complexity of the slabs to determine production rate

• Assess the availability of resources such as manpower and equipment

• Example: If the project requires 100 slabs and the production rate is 10 slabs per week, then it would take 10...read more

Mivan shuttering is a type of formwork that is used in construction for constructing walls and slabs.

• Mivan shuttering is a fast-paced construction technique.

• It involves setting up aluminum formwork to create the structure of walls and slabs.

• The formwork is reusable and can be quickly assembled and dismantled.

• Mivan shuttering results in smooth finishes on concrete surfaces.

• It is commonly used in high-rise buildings and

Different types of cement grades include OPC, PPC, PSC, etc. M70 grade typically uses OPC cement.

• Types of cement grades: OPC, PPC, PSC, etc.

• M70 grade usually uses OPC cement.

• OPC (Ordinary Portland Cement) is commonly used in high-strength concrete mixes like M70.

I am currently earning a competitive salary based on my experience and qualifications.

• My current salary is in line with industry standards.

• I am open to discussing salary expectations for this role.

• I believe my compensation reflects my skills and contributions to my current employer.

The deduction in PF varies based on the employee's salary and the company's policy.

• PF deduction is typically a percentage of the employee's basic salary

• The current rate of PF deduction is 12% of the basic salary

• Some companies may choose to match the employee's contribution to PF

• Employees can also choose to contribute more than the mandatory 12%

A transformer is an electrical device that transfers electrical energy between two or more circuits through electromagnetic induction.

• Transformers are used to increase or decrease the voltage in an electrical circuit.

• They consist of two or more coils of wire, known as windings, that are wound around a core made of magnetic material.

• The primary winding receives electrical energy from a power source, while the secondary ...read more

There are several types of transformers used in electrical engineering.

• Step-up transformer

• Step-down transformer

• Isolation transformer

• Auto transformer

• Instrument transformer

• Distribution transformer

• Power transformer

• Current transformer

• Potential transformer

A shunt relay in an ACB is used to provide protection against overcurrents by diverting excess current away from the main circuit.

• Shunt relay is connected in parallel with the main circuit of the ACB.

• It detects overcurrents and activates to divert the excess current through a shunt path.

• This helps in protecting the main circuit from damage due to overcurrents.

• Shunt relays are commonly used in Air Circuit Breakers (ACBs...read more

CoC in HVAC stands for Certificate of Conformance, which is a document certifying that a product meets specified requirements.

• CoC in HVAC is a Certificate of Conformance that ensures a product meets specific requirements.

• It is often required in HVAC projects to ensure quality and compliance.

• CoC may include details such as product specifications, testing results, and manufacturer information.

Biological oxygen demand (BOD) and Chemical oxygen demand (COD) are important parameters in wastewater treatment plants.

• Biological oxygen demand (BOD) is a measure of the amount of dissolved oxygen needed by aerobic biological organisms to break down organic material in water.

• Carbonaceous oxygen demand (COD) is a measure of the amount of oxygen required to oxidize all the organic and inorganic matter in water.

• BOD is a ...read more

A voltage monitoring relay is a device that monitors voltage levels and triggers an alarm or protective action if the voltage exceeds or falls below a set threshold.

• Monitors voltage levels in electrical systems

• Triggers alarm or protective action if voltage exceeds or falls below set threshold

• Used to protect equipment from damage due to voltage fluctuations

WTP plant works on the principle of physical and chemical processes to remove impurities from water.

• Water enters the plant and goes through processes like coagulation, flocculation, sedimentation, filtration, and disinfection.

• Coagulation involves adding chemicals to water to make impurities clump together.

• Flocculation helps in forming larger particles called floc for easier removal.

• Sedimentation allows the floc to sett...read more

I provide daily and monthly reports on project progress, issues, and key metrics to track performance.

• Daily reports include updates on tasks completed, challenges faced, and plans for the next day.

• Monthly reports summarize overall progress, budget status, and any potential risks or delays.

• Reports may also include key performance indicators (KPIs) such as project milestones achieved, budget variance, and resource utiliz...read more