Voltas Site Supervisor Interview Questions and Answers for Freshers

Q1. What is your job role in the carrent company?
Add your answer

Q1. Ehs longform please let me
Add your answer
Q2. What is fire please tell me
Ans. 
Fire is a rapid chemical reaction that releases heat, light, and various gases.
• Fire is a result of the combustion process, where a fuel source combines with oxygen in the presence of heat to produce flames.

• It requires three elements to sustain: fuel, oxygen, and heat.

• Examples of fuel sources include wood, paper, gasoline, and natural gas.

• Fire can spread rapidly and pose a significant risk to life and property if not co...read more
Answered by AI
Add your answer
Q3. How many types of fire extinguisher
Ans. 
There are five main types of fire extinguishers: water, foam, dry powder, CO2, and wet chemical.
• Water fire extinguishers are suitable for Class A fires involving solid materials like wood or paper.

• Foam fire extinguishers are effective for Class A and B fires involving flammable liquids like petrol or oil.

• Dry powder fire extinguishers are suitable for Class A, B, and C fires involving flammable gases like propane.

• CO2 fi...read more
Answered by AI
Add your answer
Q4. 4 types types
Ans. 
The 4 types of safety hazards are physical, chemical, biological, and ergonomic.
• Physical hazards include slips, trips, falls, and machinery accidents.

• Chemical hazards involve exposure to harmful substances like gases, liquids, or solids.

• Biological hazards come from exposure to viruses, bacteria, fungi, and other living organisms.

• Ergonomic hazards result from poor workstation design, repetitive tasks, or improper liftin
Answered by AI
Add your answer

Very nice I wood like

Q1. What makes ac to dc
Ans. 
AC is converted to DC using a rectifier circuit.
• AC to DC conversion is done using a rectifier circuit, which converts alternating current (AC) to direct current (DC).

• Rectifier circuits can be half-wave or full-wave, depending on the type of rectification needed.

• Examples of rectifier circuits include diode rectifiers, bridge rectifiers, and voltage multiplier circuits.
Answered by AI
View 1 more answer
Q2. What's materials used for earthing
Ans. 
Materials commonly used for earthing include copper, galvanized steel, and conductive concrete.
• Copper rods

• Galvanized steel rods

• Conductive concrete

• Earthing strips

• Earthing plates
Answered by AI
View 1 more answer
Q3. Full form of MCBA
Ans. 
MCBA stands for Master of Construction Business Administration.
• MCBA is a postgraduate degree program that focuses on the business aspects of the construction industry.

• It covers topics such as project management, finance, marketing, and strategic planning.

• Example: John completed his MCBA to advance his career in construction management.
Answered by AI
View 1 more answer
Q4. What is the standard earthing voltage
Ans. 
The standard earthing voltage is typically 0 volts.
• Standard earthing voltage is usually 0 volts to ensure safety in electrical systems

• Earthing voltage can vary depending on the specific requirements of the system

• Proper earthing helps to prevent electrical shocks and equipment damage
Answered by AI
View 3 more answers

Q1. How long you can join
Add your answer
Q2. As early as possible
Add your answer

Q1. Previous experience
Add your answer
Q2. Education background
Add your answer

Q1. Knowledge about safety
Add your answer

Q1. Can you describe your experience in your previous company?
Ans. 
I have 3 years of experience as a site engineer in a construction company.
• Managed multiple construction projects simultaneously

• Ensured compliance with building codes and regulations

• Coordinated with architects, subcontractors, and clients

• Performed site inspections and quality control checks

• Prepared progress reports and updated project schedules
Answered by AI
Add your answer
Q2. General HR round
Add your answer

Q1. What is TBSC ?
Add your answer
Q2. Oxygen level required confined space
Ans. 
Confined spaces require oxygen levels between 19.5% and 23.5% for safe entry and work.
• Oxygen levels below 19.5% can lead to asphyxiation.

• Oxygen levels above 23.5% increase fire and explosion risks.

• Regular monitoring of oxygen levels is essential in confined spaces.

• Examples of confined spaces include tanks, silos, and tunnels.
Answered by AI
Add your answer
Q3. Procedure to make Risk assessment
Ans. 
Risk assessment involves identifying hazards, evaluating risks, and implementing control measures to ensure safety.
• Identify hazards: Recognize potential sources of harm, such as machinery, chemicals, or work practices.

• Evaluate risks: Assess the likelihood and severity of harm from identified hazards, using a risk matrix.

• Implement control measures: Develop strategies to eliminate or reduce risks, such as safety training...read more
Answered by AI
Add your answer
Q4. ISO full form
Ans. 
ISO stands for International Organization for Standardization, which develops and publishes international standards.
• Founded in 1947, ISO is an independent, non-governmental international organization.

• ISO standards cover various fields, including quality management (ISO 9001) and environmental management (ISO 14001).

• ISO ensures consistency and quality across products and services globally.

• ISO standards are developed thr...read more
Answered by AI
Add your answer
Q5. Classified the fire
Add your answer
Q6. Classified the hazard
Add your answer
Q7. Classified the fire extinguishers
Ans. 
Fire extinguishers are classified based on the type of fire they are designed to combat, ensuring effective fire suppression.
• Class A: For ordinary combustibles like wood and paper (e.g., water extinguishers).

• Class B: For flammable liquids such as gasoline and oil (e.g., foam extinguishers).

• Class C: For electrical fires (e.g., CO2 extinguishers).

• Class D: For combustible metals like magnesium (e.g., dry powder extinguish...read more
Answered by AI
Add your answer
Q8. The function of the over hoist limit switch
Ans. 
The over hoist limit switch prevents a hoist from lifting loads beyond a safe height, ensuring operational safety.
• Acts as a safety mechanism to stop the hoist when the load reaches a predetermined height.

• Prevents potential accidents or equipment damage by avoiding overextension.

• Commonly used in cranes and elevators to ensure safe operation.

• Example: In a construction crane, if the load reaches the maximum height, the sw
Answered by AI
Add your answer
Q9. Types of permit
Ans. 
Permits ensure safety in hazardous work environments, regulating activities like hot work and confined space entry.
• Hot Work Permit: Required for activities like welding or cutting that can ignite flammable materials.

• Confined Space Permit: Needed for work in areas with limited entry and exit, ensuring safety measures are in place.

• Electrical Work Permit: Ensures safety protocols are followed when working on or near elect...read more
Answered by AI
Add your answer
Q10. Responsibility of safety officer
Ans. 
A Safety Officer ensures workplace safety by implementing policies, conducting training, and monitoring compliance with regulations.
• Conduct regular safety inspections to identify hazards, e.g., checking for proper use of personal protective equipment (PPE).

• Develop and implement safety training programs for employees, such as fire safety drills and emergency response training.

• Investigate accidents and incidents to deter...read more
Answered by AI
Add your answer

Q1. Soil investigation
Add your answer
Q2. Bar binding schedule
Add your answer
Q3. Material testing 20mm,10mm,sand, cement
Add your answer