Patliputra Equipments Service Engineer Interview Questions and Answers

Q1. Function of osg & safety gear
Ans. 
OSG stands for Occupational Safety and Health Gear. It includes equipment and clothing designed to protect workers from workplace hazards.
• OSG includes items such as helmets, gloves, safety goggles, ear protection, and safety harnesses.

• The function of OSG is to minimize the risk of injury or illness in the workplace.

• Safety gear is essential for workers in industries such as construction, manufacturing, and mining.

• Proper...read more
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Q2. Which type of motor use in elevator & disscrive drive.
Ans. 
Elevators typically use AC induction motors with variable frequency drives for smooth and efficient operation.
• AC induction motors are commonly used in elevators due to their reliability and ability to provide smooth and quiet operation.

• Variable frequency drives are used to control the speed and torque of the motor, allowing for precise movement and energy efficiency.

• The drive system in an elevator is responsible for co...read more
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Q1. How to you handle customer.
Ans. 
I handle customers with patience, empathy, and effective communication.
• Listen actively to understand their concerns

• Show empathy and understanding towards their situation

• Communicate clearly and effectively to address their needs

• Provide timely updates and follow-ups on their service requests
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Q2. Salary Discuss & your previous experience
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Q1. About yourself, family background.
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Q2. Past experience, current job clarification
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Q1. About Boilers / heat pump and check points ?
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Q2. If gas pressure is low what are the possibility and what is the corrective actions taken by you ?
Ans. 
Low gas pressure can lead to various issues like inefficient operation or equipment failure. Corrective actions include checking for leaks, adjusting regulators, and ensuring proper ventilation.
• Check for leaks in the gas system

• Adjust regulators to increase gas pressure

• Ensure proper ventilation for gas combustion

• Inspect gas supply lines for blockages or restrictions

• Verify that gas appliances are functioning properly
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Q1. Total experience and current total ctc ?
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I have 5 years of experience in the field and my current total CTC is $60,000.
• 5 years of experience in service engineering

• Current total CTC is $60,000

• Experience includes troubleshooting, maintenance, and repair of equipment
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All Cummins engine questions

Q1. How types of Cummins engine
Ans. 
Cummins engines are available in various types including diesel, natural gas, and hybrid options.
• Cummins diesel engines are commonly used in heavy-duty trucks and construction equipment

• Cummins natural gas engines are popular for use in buses and other transportation vehicles

• Cummins offers hybrid engines that combine diesel and electric power for increased efficiency

• Other types of Cummins engines include marine engines
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Q2. How types of stock
Ans. 
There are two main types of stock: common stock and preferred stock.
• Common stock represents ownership in a company and typically comes with voting rights.

• Preferred stock usually does not have voting rights but has a higher claim on assets and earnings.

• Stock can also be classified based on market capitalization (small-cap, mid-cap, large-cap) or sector (technology, healthcare, finance).
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Q3. How types of thermostat
Ans. 
Thermostats can be categorized into mechanical, electronic, programmable, and smart thermostats.
• Mechanical thermostats use a bimetallic strip to control temperature.

• Electronic thermostats use electronic sensors to detect temperature changes.

• Programmable thermostats allow users to set schedules for heating and cooling.

• Smart thermostats can be controlled remotely via smartphone apps and may have features like learning al...read more
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Q4. What engine attended saying in model
Ans. 
The question is asking about the engine specifications of a specific model.
• Identify the specific model being referred to

• Provide details about the engine specifications of that model

• Include any unique features or upgrades of the engine
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Q5. What is cooling system
Ans. 
Cooling system is a mechanism used to remove heat from a space or substance to maintain a lower temperature.
• Cooling systems can be found in various applications such as air conditioning units, refrigerators, and computer systems.

• They typically involve the circulation of a coolant or refrigerant to absorb and transfer heat away from the desired area.

• Cooling systems can be either air-cooled or liquid-cooled, depending on
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Q1. Releted to technical about machine
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Q2. Technology about new model machine
Ans. 
The new model machine incorporates advanced technology for improved performance and efficiency.
• The new model machine features state-of-the-art sensors for real-time monitoring.

• It is equipped with a user-friendly interface for easy operation and troubleshooting.

• The machine utilizes machine learning algorithms for predictive maintenance.

• It has remote access capabilities for monitoring and control from anywhere.

• The new mo...read more
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Q1. Related to work
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Communication skill about the customer

About the machine troubleshooting

It is along with technical written

A topic they will given to us and we should talk it about 1 min

Q1. There two students sit each other back to back. One diagram will given one have to describe and another one have to draw hearing the describe & vice versa
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Q1. What id diode ?
Ans. 
A diode is an electronic component that allows current to flow in one direction and blocks it in the opposite direction.
• Diodes are made of semiconductor materials, such as silicon or germanium.

• They have two terminals: an anode (positive terminal) and a cathode (negative terminal).

• When a diode is forward-biased, it allows current to flow through it.

• When a diode is reverse-biased, it blocks the current.

• Diodes are commonl...read more
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Q2. Draw the diagram of diode
Ans. 
A diode is a two-terminal electronic component that allows current to flow in one direction and blocks it in the opposite direction.
• A diode has an anode and a cathode terminal.

• It is represented by a triangle with a line at the base.

• The arrowhead of the triangle points towards the cathode terminal.

• The line at the base represents the anode terminal.

• The symbol of a diode is often accompanied by its part number or label.
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Q3. Compare conductor insulator semiconductor
Ans. 
Conductor, insulator, and semiconductor are materials with different electrical conductivity properties.
• Conductor: Materials that allow the flow of electric current easily. Examples: copper, aluminum.

• Insulator: Materials that do not allow the flow of electric current. Examples: rubber, glass.

• Semiconductor: Materials with intermediate conductivity. Examples: silicon, germanium.
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Q1. Mechanical Seal Leakage how to say primary Seal Or Secondary seal Problem
Ans. 
Identifying primary or secondary seal problem in case of mechanical seal leakage.
• Check the location of the leakage to determine if it's the primary or secondary seal

• Primary seal leakage occurs on the product side while secondary seal leakage occurs on the atmospheric side

• Inspect the seal faces for wear and damage to identify the root cause of the leakage

• Check the seal flush and quench connections for blockages or impro...read more
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