Tata Hitachi Construction Machinery Interview Questions, Process, and Tips

Q1. What is maintenance?
Ans. 
Maintenance is the process of ensuring that equipment, machinery, or facilities are in good working condition.
• Regular inspection and repair of equipment

• Preventive maintenance to avoid breakdowns

• Corrective maintenance to fix issues

• Predictive maintenance to anticipate problems

• Maintenance scheduling and record-keeping

• Training and development of maintenance staff

• Continuous improvement of maintenance processes

• Examples: oil ...read more
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Q2. What are the benefits of maintenance?
Ans. 
Maintenance has several benefits including increased equipment lifespan, improved safety, reduced downtime, and cost savings.
• Increased equipment lifespan: Regular maintenance helps identify and address issues before they become major problems, extending the lifespan of equipment.

• Improved safety: Maintenance ensures that equipment is functioning properly, reducing the risk of accidents and injuries.

• Reduced downtime: Reg...read more
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An aptitude test is an exam used to determine an individual's skill or propensity to succeed in a given activity.

Benefits of maintenance of electrical instrument

Q1. How to measure current
Ans. 
Current can be measured using an ammeter, which measures the flow of electric charge in a circuit.
• Use an ammeter to measure current

• Connect the ammeter in series with the circuit

• Ensure the ammeter is set to the appropriate range for the expected current

• Read the current value displayed on the ammeter

• Example: To measure the current flowing through a light bulb, connect the ammeter in series with the bulb and read the disp
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Q2. When we see technical issues, then what to do?
Ans. 
When encountering technical issues, it is important to follow a systematic approach to identify, troubleshoot, and resolve the problem.
• Start by gathering information about the issue, such as error messages, symptoms, and any recent changes or events that may have triggered the problem.

• Analyze the available data to narrow down the possible causes of the issue.

• Use diagnostic tools and techniques to further investigate an...read more
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Q3. Full form of MCB and benefits?
Ans. 
MCB stands for Miniature Circuit Breaker. It is an electrical switch designed to protect an electrical circuit from damage caused by overload or short circuit.
• MCB is a type of circuit breaker that automatically switches off the electrical circuit when it detects an overload or short circuit.

• It is commonly used in residential and commercial buildings to protect electrical appliances and wiring from damage.

• MCBs are more ...read more
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Q1. Question from your current work experience
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Q2. Question from your Managerial skill and technical skill
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There are question & answer. Question paper divided into 3 parts 1st was aptitude 2nd english & 3rd math

Q1. There are internal promotion so asked about my working area problems & whats your actions plan if we promote you.
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Q2. Some technically question about my previous experience.
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Q3. Some technical question about my current roll.
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Q1. What is the file ?
Ans. 
A file is a collection of data or information stored in a digital format for easy access and retrieval.
• A file can contain text, images, videos, audio, or any other type of data.

• Files are organized into folders or directories to help with organization and management.

• Common file formats include .docx for Word documents, .jpg for images, and .mp3 for audio files.
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Q2. Vernier caliper least count?
Ans. 
The least count of a Vernier caliper is the smallest measurement that can be read on the scale.
• The least count of a Vernier caliper is typically 0.02 mm or 0.001 inches.

• It is determined by the number of divisions on the main scale and the Vernier scale.

• The formula to calculate least count is: Least Count = (Value of one main scale division) - (Value of one Vernier scale division).
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