TK Elevator Electrical Engineer Interview Questions and Answers for Experienced

Am Rupesh Kumar am now staying in delahi from Bihar araria

Q1. What is the series motor
Ans. 
A series motor is a type of electric motor where the field windings are connected in series with the armature windings.
• The torque of a series motor is proportional to the square of the current flowing through it.

• Series motors are used in applications where high starting torque is required, such as in electric trains and cranes.

• They are not suitable for applications where constant speed is required, as their speed varie...read more
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Q2. What are the different between universal motor and series motor?
Ans. 
Universal motors are used for AC and DC power while series motors are used for DC power only.
• Universal motors have a high starting torque and can operate at high speeds, making them suitable for appliances like vacuum cleaners and power tools.

• Series motors have a high starting torque and can operate at low speeds, making them suitable for applications like electric trains and cranes.

• Universal motors have brushes that w...read more
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Q3. How many types of transformer
Ans. 
There are several types of transformers used in electrical engineering.
• Power transformers

• Distribution transformers

• Instrument transformers

• Auto transformers

• Isolation transformers

• Step-up and step-down transformers

• Three-phase transformers

• Toroidal transformers

• Ferrite core transformers

• Air core transformers
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Q4. Explain of step down transformer
Ans. 
A step-down transformer is a type of transformer that reduces the voltage level from primary to secondary winding.
• It has more turns in the primary winding than in the secondary winding

• It is used to step down the voltage level in power transmission and distribution

• It is commonly used in electronic devices to convert high voltage to low voltage

• Examples include power adapters for laptops and mobile phones
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Q5. What's the compound motor
Ans. 
A compound motor is a type of electric motor that combines the features of a series motor and a shunt motor.
• It has both a series field winding and a shunt field winding

• It provides high starting torque and good speed regulation

• It is commonly used in applications such as elevators, cranes, and hoists
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Q1. Aws related question
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Q1. Case based question
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Q1. Protocol relatedsuch as
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Q2. Can protocol framing
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Q3. Uds services and nrc code
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Q4. Python with automation
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Q5. Dspace, vt, aspice, xcp with automation
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Q1. Could you provide details about your work profile and the projects you have completed in your previous company?
Ans. 
Experienced Senior Engineer with a focus on software development and project management in diverse industries.
• Led a team of 5 engineers in developing a cloud-based inventory management system, improving efficiency by 30%.

• Implemented Agile methodologies, resulting in a 25% reduction in project delivery time.

• Designed and deployed a microservices architecture for a healthcare application, enhancing scalability and maintai...read more
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Q2. S-n curve, natural frequency and basic abaqus and nastran tool question
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Project Management methods

Q1. Introduction about your pervious project
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Q1. Project Management processes
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Q1. NX tool test given
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Q2. Technical round with interviewers
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Q1. Explain function pointers in c?
Ans. 
Function pointers in C are pointers that point to functions instead of data.
• Function pointers are used to pass functions as arguments to other functions.

• They can be used to implement callbacks and event handlers.

• Syntax: return_type (*ptr_name)(parameters);

• Example: int (*funcPtr)(int, int);
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Q2. Explain DCM module from BSW?
Ans. 
DCM module in BSW is responsible for managing diagnostic communication between the vehicle and external diagnostic tools.
• DCM stands for Diagnostic Communication Manager

• It handles communication protocols such as UDS, KWP2000, and OBD

• DCM manages diagnostic sessions, communication parameters, and diagnostic trouble codes

• It provides APIs for diagnostic services like reading and clearing DTCs

• Example: DCM module in BSW facil...read more
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