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Nettur Technical Training Foundation Training Officer Interview Questions and Answers

Updated 2 Oct 2024

Q1. Which types of lines are used in engineering drawing

Ans.

Different types of lines used in engineering drawing include object lines, hidden lines, center lines, dimension lines, and extension lines.

  • Object lines are thick, continuous lines used to outline the shape of an object.

  • Hidden lines are used to represent features that are not visible in the current view.

  • Center lines are used to indicate the center of a circle or arc.

  • Dimension lines show the size of an object or part.

  • Extension lines are used to indicate the points between whic...read more

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Q2. 1. Difference between PLC and microcontroller

Ans.

PLC is a specialized computer for industrial control while microcontroller is a small computer on a single integrated circuit.

  • PLC is designed for industrial automation and control systems while microcontroller is used in various applications such as consumer electronics, automotive, and medical devices.

  • PLC has a fixed set of inputs and outputs while microcontroller can be programmed to interface with various sensors and actuators.

  • PLC is programmed using ladder logic or other ...read more

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Q3. What are measuring instruments

Ans.

Measuring instruments are tools used to quantify, monitor, and record physical quantities such as length, weight, temperature, and time.

  • Measuring instruments are used to ensure accuracy and consistency in measurements.

  • Examples include rulers, thermometers, scales, stopwatches, and voltmeters.

  • They can be analog or digital, depending on the type of measurement being taken.

  • Calibration is important to ensure the accuracy of measuring instruments.

  • Measuring instruments are essentia...read more

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Q4. What is least count?

Ans.

Least count is the smallest measurement that can be made using a measuring instrument.

  • It is the smallest division that can be measured on a scale or instrument.

  • It helps in determining the precision of the instrument.

  • For example, if a ruler has a least count of 1 mm, it means that the smallest measurement that can be made is 1 mm.

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Q5. What is CNC machine?

Ans.

CNC machine stands for Computer Numerical Control machine, which is a computer-controlled machine tool used for cutting and shaping materials.

  • CNC machines are used in manufacturing to automate processes such as cutting, drilling, milling, and more.

  • They operate based on pre-programmed computer software that controls the movement of the machine's tools.

  • Examples of CNC machines include CNC routers, CNC mills, CNC lathes, and CNC plasma cutters.

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Q6. Unit of Resistance

Ans.

Unit of resistance is measured in ohms and represents the opposition to the flow of electric current.

  • Resistance is measured in ohms (Ω)

  • It represents the opposition to the flow of electric current

  • Higher resistance means less current flow

  • Examples: A light bulb has resistance, resistors in electronic circuits

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Interview Process at Nettur Technical Training Foundation Training Officer

based on 10 interviews
2 Interview rounds
Resume Shortlist Round
Technical Round
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