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Latest NMDC Electrician Exam Question (Objective Questions), MCQ in English

Subjects : Electrician, General Knowledge, Numerical & Reasoning Ability

Question Bank NMDC Electrician Grade-III (Trainee) Exam - English
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Electrician

Question 1Single Answer
Which PPE is essential for protecting the head from falling objects?
  1. A
    Safety Glasses
  2. B
    Ear Plugs
  3. C
    Safety Helmet
  4. D
    Gloves
Question 2Single Answer
What type of gloves should be worn when handling live electrical equipment?
  1. A
    Leather Gloves
  2. B
    Rubber Insulated Gloves
  3. C
    Cotton Gloves
  4. D
    Mesh Gloves
Question 3Single Answer
Which PPE is crucial for protecting the eyes from flying debris and electrical arcs?
  1. A
    Face Shield
  2. B
    Earmuffs
  3. C
    Safety Shoes
  4. D
    Safety Glasses
Question 4Single Answer
What is the primary function of safety shoes?
  1. A
    Protect against heat
  2. B
    Protect against slips and falls
  3. C
    Protect against chemical splashes
  4. D
    Protect against noise
Question 5Single Answer
Why is it important to wear appropriate PPE when working on electrical equipment?
  1. A
    To look professional
  2. B
    To comply with company policy
  3. C
    To minimize the risk of injury
  4. D
    To impress colleagues
Question 6Single Answer
Which type of PPE is used to protect against loud noises?
  1. A
    Safety Glasses
  2. B
    Ear Plugs/Earmuffs
  3. C
    Respirators
  4. D
    Safety Belts
Question 7Single Answer
What is the purpose of a high-visibility vest?
  1. A
    To protect against heat
  2. B
    To increase visibility in low-light conditions
  3. C
    To protect against electrical shock
  4. D
    To protect against falls
Question 8Single Answer
Which PPE is essential when working in confined spaces with poor ventilation?
  1. A
    Safety Glasses
  2. B
    Respirator
  3. C
    Safety Shoes
  4. D
    Gloves
Question 9Single Answer
Why is it important to inspect PPE regularly?
  1. A
    To ensure it is comfortable
  2. B
    To ensure it is stylish
  3. C
    To ensure it is functioning properly
  4. D
    To ensure it is the correct size
Question 10Single Answer
What should you do with damaged PPE?
  1. A
    Repair it
  2. B
    Discard it and replace it
  3. C
    Continue using it until it completely fails
  4. D
    Store it for future use
Question 11Single Answer
What is the most important safety rule when working on any electrical circuit?
  1. A
    Always wear safety glasses
  2. B
    Always lock and tag the circuit
  3. C
    Always work alone
  4. D
    Always use a voltage tester
Question 12Single Answer
What does "lockout/tagout" mean?
  1. A
    Turning off the power to a circuit
  2. B
    Labeling electrical equipment
  3. C
    Testing electrical equipment
  4. D
    Cleaning electrical equipment
Question 13Single Answer
Why is it crucial to de-energize a circuit before working on it?
  1. A
    To save time
  2. B
    To prevent electrical shock
  3. C
    To avoid tripping circuit breakers
  4. D
    To comply with company policy
Question 14Single Answer
What is the proper way to test for the presence of voltage?
  1. A
    Touch the wires with your fingers
  2. B
    Use a voltmeter
  3. C
    Use a metal object
  4. D
    Ask a supervisor
Question 15Single Answer
What should you do if you see someone being electrocuted?
  1. A
    Touch the victim
  2. B
    Shout for help
  3. C
    Run away
  4. D
    Attempt to pull the victim away from the source of electricity
Question 16Single Answer
What is the purpose of ground fault circuit interrupters (GFCIs)?
  1. A
    To prevent power surges
  2. B
    To protect against electrical shocks
  3. C
    To increase electrical efficiency
  4. D
    To reduce energy consumption
Question 17Single Answer
What is the proper way to dispose of electrical waste?
  1. A
    Throw it in the regular trash
  2. B
    Recycle it at designated locations
  3. C
    Bury it in the ground
  4. D
    Burn it
Question 18Single Answer
What is the importance of regular electrical safety inspections?
  1. A
    To meet legal requirements
  2. B
    To identify and correct potential hazards
  3. C
    To impress clients
  4. D
    To increase productivity
Question 19Single Answer
What should you do if you smell burning insulation?
  1. A
    Ignore it
  2. B
    Investigate the source and shut off the power
  3. C
    Continue working
  4. D
    Spray it with water
Question 20Single Answer
Why is it important to avoid overloading electrical circuits?
  1. A
    It can increase energy costs
  2. B
    It can cause a fire
  3. C
    It can damage appliances
  4. D
    All of the above
Question 21Single Answer
What is the purpose of an arc flash suit?
  1. A
    To protect against heat and flames from electrical arcs
  2. B
    To protect against falls
  3. C
    To protect against chemical spills
  4. D
    To protect against noise
Question 22Single Answer
What is the importance of using the right tools for the job?
  1. A
    To save time
  2. B
    To prevent accidents
  3. C
    To impress colleagues
  4. D
    To make the job easier
Question 23Single Answer
What should you do before working on any electrical system?
  1. A
    Assume it is energized
  2. B
    Assume it is de-energized
  3. C
    Touch the wires to see if they are live
  4. D
    Ask a supervisor
Question 24Single Answer
What is the purpose of a circuit breaker?
  1. A
    To increase electrical current
  2. B
    To prevent electrical fires
  3. C
    To control the voltage
  4. D
    To increase energy efficiency
Question 25Single Answer
What is the importance of following electrical safety procedures?
  1. A
    To comply with regulations
  2. B
    To protect yourself and others from harm
  3. C
    To maintain a safe work environment
  4. D
    All of the above
Question 26Single Answer
What is the proper way to use a ladder when working on electrical equipment?
  1. A
    Lean it against a wall at a 45-degree angle
  2. B
    Make sure it is properly grounded
  3. C
    Have someone hold the base of the ladder
  4. D
    All of the above
Question 27Single Answer
What is the importance of maintaining a clean and organized work area?
  1. A
    To improve efficiency
  2. B
    To reduce the risk of accidents
  3. C
    To create a more pleasant work environment
  4. D
    All of the above
Question 28Single Answer
What should you do if you discover a safety hazard?
  1. A
    Ignore it
  2. B
    Report it to your supervisor immediately
  3. C
    Try to fix it yourself
  4. D
    Continue working and hope someone else notices
Question 29Single Answer
What is the importance of ongoing safety training?
  1. A
    To stay informed about the latest safety regulations
  2. B
    To refresh safety knowledge and skills
  3. C
    To improve safety performance
  4. D
    All of the above
Question 30Single Answer
What is the purpose of a lockout/tagout procedure?
  1. A
    To ensure that equipment is properly maintained
  2. B
    To prevent unauthorized access to energized equipment
  3. C
    To increase productivity
  4. D
    To reduce energy costs

General Knowledge

Question 31Single Answer
Which Windows interface element typically appears to display information, a warning, an error message, or a request for confirmation?
  1. A
    Window
  2. B
    Pop-up menu
  3. C
    Message box
  4. D
    Taskbar
Question 32Single Answer
What is active desktop ?
  1. A
    a term that is synonymous with viewing your desktop as web page
  2. B
    a feature to customize your desktop to display informating you can update from the internet
  3. C
    both a and b above mentioned
  4. D
    A software
  5. E
    None of these
Question 33Single Answer
Yojna a weekly journal
  1. A
    Ministry of Finance        
  2. B
    Ministry of Information and Broadcastin
  3. C
    Ministry of Rural Development
  4. D
    Planning Commission
Question 34Single Answer
Kurukshetra a journal on rural development is published by
  1. A
    Ministry of Finance 
  2. B
    Ministry of Information and Broadcastin
  3. C
    Ministry of Rural Development
  4. D
    Planning Commission
Question 35Single Answer
Devaluation of a currency means
  1. A
    Fixing the value of the currency in conjuction with the movement in the value of a basket of predetermined currencies
  2. B
    Reduction in the value of a currency vis-à-vis major internationally traded currencies
  3. C
    Fixing the value of currency in multilateral consultaion with the IMF the World Bank and major trading partners
  4. D
    Permitting the currency to seek its worth in the international market
Question 36Single Answer
In India rural incomes are generally lower than the urban incomes, which of the following reasons account for this
            1. a large number of farmers are illiterate and know little about scientific agriculture
            2. prices of primary products are lower than those of manufactured products
            3. Investments in agriculture has been low when compared to investment in industry
  1. A
    1 and 3
  2. B
    2 and 3
  3. C
    1 and 2
  4. D
    1,2 and 3
Question 37Single Answer
Which of the following programmes aims at the promotion of savings among rural women
  1. A
    Rashtriya Mahila Kosh
  2. B
    Indira Mahila Yojna
  3. C
    Jawahar Rozgar Yojna
  4. D
    Mahila Samridhi Yojna
Question 38Single Answer
What is Net National Product
  1. A
    the money value of final goods and services produced annually in the economy
  2. B
    the money value of annual service generation in the economy
  3. C
    the money value of tangible goods produced annually in the economy
  4. D
    The money value of tangible goods available in the economy
Question 39Single Answer
National income is the 
  1. A
    net national product at market price
  2. B
    net national product at factor cost
  3. C
    net domestic product at market price
  4. D
    net domestic product at factor cost
Question 40Single Answer
Chelliah Committee of 1992 deals with the overhauling of our
  1. A
    financial system            
  2. B
    tax system
  3. C
    patents and copyrights  
  4. D
    Public sector undertakings
Question 41Single Answer
During which Five Year Plan was the annual growth rate of National Income the lowest
  1. A
    2nd plan
  2. B
    3rd plan
  3. C
    5th plan
  4. D
    6th plan
Question 42Single Answer
Which of the following taxes is a progressive tax
  1. A
    sales tax           
  2. B
    custom tax
  3. C
    excise tax         
  4. D
    income tax
Question 43Single Answer
In ruby laser, the stimulated emission is due to transition from
  1. A
    metastable state to any lower state
  2. B
    any higher state of lower state
  3. C
    metastable state to ground state
  4. D
    any higher state to ground state
Question 44Single Answer
A direct current I flows along the length of an infinitely long straight thin walled pipe, then the magnetic field is
  1. A
    uniform throughout the pipe not zero
  2. B
    zero only along the axis of the pipe
  3. C
    zero at any point inside the pipe
  4. D
    maximum at the centre and minimum at the edge
Question 45Single Answer
convex lens made of glass has focal length 0.15m in air. If the refractive index of glass is 3/2, and that of water is 4/3 the focal length of lens when immersed in water is
  1. A
    0.45 m    
  2. B
    0.15 m
  3. C
    0.30 m       
  4. D
    0.6 m
Question 46Single Answer
10-6 M NaOH is diluted 100 times. The pH of the diluted base is
  1. A
    between 7 and 8
  2. B
    between 5 and 6
  3. C
    between 6 and 7
  4. D
    between 10 and 11
Question 47Single Answer
In the electrolysis of acidulated water, it is desired to obtain 1.12 cc of hydrogen per second under STP condition. The current to be passed is
  1. A
    1.93 A         
  2. B
    9.65 A
  3. C
    19.3 A        
  4. D
    0.965 A
Question 48Single Answer
The one which decreases with dilution is
  1. A
    molar conductance
  2. B
    conductance
  3. C
    specific conductance
  4. D
    equivalent conductance
Question 49Single Answer
The respiratory quotient during cellular respiration would depend on
  1. A
    the nature of enzymes involved
  2. B
    the nature of the substrate
  3. C
    the amount of carbon dioxide released
  4. D
    the amount of oxygen utilised
Question 50Single Answer
Which of the following is not a green - house gas ?
  1. A
    Water vapour
  2. B
    Carbon monoxide
  3. C
    Methane
  4. D
    Oxygen
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