Daimler India Commercial Vehicles Automobile Technician Interview Questions and Answers

Question related to NPD

Q1. About GD&T symbol
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Q2. About Inspection tools
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Q3. How casting made
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Casting is the process of pouring molten metal into a mold to create a specific shape.
• Casting involves creating a mold, melting the metal, pouring the metal into the mold, and allowing it to cool and solidify.

• Different types of casting methods include sand casting, investment casting, die casting, and continuous casting.

• Casting is used in various industries such as automotive, aerospace, and jewelry making.
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Logical aptitude test

Q1. Practical test of vlookup and pivot
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Q2. What is sap and explain tcodee
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SAP is a software used by companies for managing business operations and customer relations. Tcode is a transaction code used to access specific functions in SAP.
• SAP stands for Systems, Applications, and Products in Data Processing.

• It is a software used by companies for various business operations like finance, HR, sales, etc.

• Tcode is a transaction code used to access specific functions in SAP, like creating a purchase
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Automobile written test and questions about Yamaha company.

Q1. What is Ohms law?
Ans. 
Ohm's law states that the current flowing through a conductor is directly proportional to the voltage across it, and inversely proportional to the resistance of the conductor.
• Ohm's law is represented by the formula V = I * R, where V is voltage, I is current, and R is resistance.

• It helps in understanding the relationship between voltage, current, and resistance in an electrical circuit.

• For example, if the voltage acros...read more
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Q2. What is 3phase?
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3-phase refers to a type of electrical power transmission system that uses three wires to carry alternating current.
• 3-phase power systems have three conductors carrying three alternating currents that reach their peak values at different times.

• It is commonly used in industrial and commercial settings for its efficiency and ability to power large motors.

• Examples of 3-phase equipment include air compressors, pumps, and l
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Q3. How many windings in single phase motor
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Single phase motors typically have two windings - a main winding and an auxiliary winding.
• Single phase motors usually have two windings - a main winding and an auxiliary winding

• The main winding is responsible for generating the magnetic field that drives the motor

• The auxiliary winding is used to create a phase shift to start the motor

• Some single phase motors may have additional windings for specific purposes
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Q4. What is transformer?
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A transformer is an electrical device that transfers electrical energy between two or more circuits through electromagnetic induction.
• Consists of two or more coils of insulated wire wrapped around a core

• Primary coil receives electrical energy and induces a magnetic field in the core

• Secondary coil receives the magnetic field and converts it back into electrical energy

• Used to step up or step down voltage levels in electr
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Q5. How to run a DG?
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To run a DG, start by checking fuel levels, turning on the ignition switch, and monitoring the engine for any issues.
• Check fuel levels before starting the DG.

• Turn on the ignition switch to start the DG.

• Monitor the engine for any issues or abnormalities.

• Regularly maintain and service the DG to ensure proper functioning.

• Follow safety protocols and guidelines while operating the DG.
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