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ITI Previous Papers Electrician (NSQF)

PREVIOUS YEAR PAPER
TRADE NAMEElectrician (NSQF)
TRADE TYPEEngineering
YEAR2
EXAM DATE2025-07-30
EXAM TIME09:00:11:00
Question Paper MOCK TEST

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TRADE THEORY

What is the name of the D.C generator as shown in the circuit?

  1. Series generator
  2. Shunt generator
  3. Separately excited generator
  4. Compound generator

What is the operation in rewinding process?

  1. Cleaning of slots
  2. Removing of wedges
  3. Cutting of winding wire
  4. Removing of winding

Which type of motor is used to provide high starting torque at variable speed?

  1. Universal motor
  2. Permanent capacitor motor
  3. 3 Phase single squirrel cage induction motor
  4. 3 Phase slip ring induction motor

What is the name of the part of alternator as shown in the figure?

  1. Exciter
  2. Salient pole rotor
  3. Smooth cylindrical rotor
  4. Stator

What is the purpose of the trip coil used in a circuit breakers?

  1. For the over voltage protection
  2. For the under voltage protection
  3. For the over load protection
  4. For the remote operation

What is the name of the part marked as 'x' of hysteresis motor as shown in the figure?

  1. Stator winding
  2. Shading coil
  3. Hard steel rotor
  4. Laminated iron stator

Which DC motor is suitable for heavy starting torque and high rate of acceleration?

  1. DC cumulative compound motor
  2. DC series motor
  3. DC differential compound motor
  4. DC shunt motor

Which is the advanced version of power electronic component used in the output stage in drives?

  1. IGBT
  2. UJT
  3. SCR
  4. FET

What is the name of the contact marked as ‘X’ as shown in the figure?

  1. Auxiliary contact
  2. Over load relay contact
  3. Star contact
  4. Delta contact

Which formula is used to calculate EMF/phase in a ideal alternator?

  1. E = 4.44 ᵩ FT
  4. E = 2.22 ᵩ FT

What is the name of the stabilizer as shown in the figure?

  1. Constant voltage transformer
  2. Stepped voltage stabilizer-manual
  3. Stepped voltage stabilizer-automatic
  4. Servo voltage stabilizer

Which loss is called as copper loss?

  1. Constant loss
  2. Windage loss
  3. Variable loss
  4. Friction loss

What is the advantage of AC power transmission?

  1. Corona loss negligible
  2. Low voltage drop in transmission lines
  3. Voltages can be stepped up and stepped down easily
  4. Stress on transmission lines is minimum

What is the name of the accessory used in control panel wiring as shown in the figure?

  1. Nylon cable ties
  2. Wire ferrules
  3. Cable binding straps and button
  4. Wire sleeves

Why control panels are provided with control transformer?

  1. To operate the auxiliary circuits
  2. To supply reduced voltage to power circuit
  3. To maintain the rated voltage
  4. To maintain the rated load

How alternators are rated?

  1. KV
  2. KVA
  3. MW
  4. KW

What is the name of the single phase motor as shown in the diagram?

  1. Permanent capacitor motor
  2. Resistance start induction run motor
  3. Capacitor start capacitor run motor
  4. Capacitor start induction run motor

Which principle the constant voltage transformer works?

  1. Fall in potential principle
  2. Self induction principle
  3. Mutual induction principle
  4. Ferro-resonant principle

What is the function of collar as shown in the figure?

  1. Helps tightening material for flange
  2. Provides insulation for coil tapping
  3. Provides insulation for heat transfer from coil
  4. Provides insulation around field

Why the hysteresis motor is suitable for sound recording instruments?

  1. High efficiency
  2. Less error operation
  3. Small in size
  4. Noiseless operation

Which is the conventional power generation?

  1. Solar power generation
  2. Thermal power generation
  3. Tidal power generation
  4. Wind power generation

Which method of the parallel operation of alternator is shown in the diagram?

  1. Dark and Bright lamp method
  2. Dark lamp method
  3. Western type synchroscope method
  4. Moving iron type synchroscope method

What is the formula for shunt field current Rsh of a DC shunt generator if VT Terminal voltage Eg = generated EMF?

  1. Ish = Eg / Rsh
  2. Ish = VT x Rsh
  3. Ish = Eg x Rsh
  4. Ish = VT / Rsh

Which type of armature winding is illustrated as shown in the figure?

  1. Progressive lap winding
  2. Duplex wave winding
  3. Retrogressive lap winding
  4. Triplex wave winding

Why most of the semi conductor devices are made by silicon compared to germanium?

  1. High current carrying capacity
  2. High resistance range
  3. High barrier voltage
  4. High thermal conductivity

Which type of sensing unit employed in drive system?

  1. Speed sensing
  2. Photo voltaic cell
  3. Opto coupler
  4. Resistance temperature detector

What is the synchronous speed of an A.C 3 phase induction motor having 6 poles at a frequency of 50 Hertz?

  1. 1440 rpm
  2. 800 rpm
  3. 1000 rpm
  4. 1200 rpm

How the gate terminal of N channel JFET biased?

  1. Gates are forward biased
  2. Gates are reverse biased
  3. Gates are forward biased with drain
  4. Gates are reverse biased with source

What is the name of AC coil winding as shown in the figure?

  1. Single layer winding
  2. Whole coil winding
  3. Double layer winding
  4. Half coil winding

Why the collector region is physically made larger than emitter region in a transistor?

  1. It has to dissipate more heat
  2. As input is given to collector
  3. As output is taken from collector
  4. As base collector region is reverse biased

Which cable ties are used to bunch the wires?

  1. P.V.C ties
  2. Cotton ties
  3. Nylon ties
  4. Silk ties

Which logic gate refers the truth table as shown below?

  1. NOR gate
  2. AND gate
  3. NOT gate
  4. OR gate

Which DC load is represented by the DC4 standard duty cycle of contactors?

  1. Starting and stopping of series motor
  2. Resistive loads except motor loads
  3. Starting and stopping of shunt motor
  4. Starting and stopping of shunt motor with inching and braking

What is the name of the insulator used in O.H lines as shown in the figure?

  1. Strain insulator
  2. Post insulator
  3. Pin insulator
  4. Shackle insulator

What is the name of the winding as shown in the figure?

  1. Basket winding
  2. Concentric coil winding
  3. Mesh shaped coil winding
  4. Diamond mesh shaped coil winding

What is the total electrical degrees of a 3 phase, 4 pole AC machine?

  1. 180o
  2. 360o
  3. 720o
  4. 1080o

Why the rotor bars are mounted in a slightly skewed position in 3 phase motor?

  1. Produce more uniform rotor field and torque
  2. Maintain the rotor speed constant
  3. Reduce the stray losses
  4. Generate minimum flux

Which is the correct sequence operation of key button in BOP of AC drive to change the direction of rotation?

  1. Press OFF → ON → REV
  2. Press ON → REV → OFF → ON
  3. Press ON → OFF → REV → ON
  4. Press ON → REV → ON

WORKSHOP CALCULATION AND SCIENCE

What is the purpose of a lubricant?

  1. To increase friction
  2. To reduce friction
  3. To reduce pressure
  4. To increase the pressure

What is the expanded form of (a+b)2?

  1. -a2 - 2ab + b2
  2. a2 + 2ab - b2
  3. a2 + 2ab + b2
  4. a2 - 2ab + b2

What is the expanded form of S.P?

  1. Selling Price
  2. Selected Price
  3. Super Price
  4. Special Price

What is the value of a x a2 x a3 x a4 ?

  1. a7
  2. a9
  3. a8
  4. a10

What is the unit of strain?

  1. Kg/cm2
  2. Newton/metre2
  3. Metre
  4. No unit

How the years is denoted in simple interest calculations?

  1. r
  2. n
  3. P
  4. I

ENGINEERING DRAWING

Identify the switch in the given picture.

  1. Toggle Switch
  2. Flux type switch
  3. Intermediate Switch
  4. Tumbler Switch

Which of the following is AC ammeter?

Which is a symbol of DC motor?

Identify the symbol for direct and alternating current.

What is the name of the gate

  1. AND Gate
  2. Ex-NOR Gate
  3. NOT Gate
  4. OR Gate

Which is the static machine that increase or decrease the AC voltage?

  1. Induction motor
  2. Transformer
  3. Alternator
  4. Generator

EMPLOYABILITY SKILLS

Which one is a cyber crime?

  1. Chatting with friends
  2. Online gambling
  3. Online purchasing
  4. Sending email

Skill India Digital is _________

  1. a digital Movie
  2. a platform for learning and career resource
  3. name of a trade
  4. central govt. office

Anitha started an Instagram page for her craft business. She used _________ marketing strategy.

  1. Poster
  2. Networking
  3. Taglines
  4. Online

Fill up the blanks with suitable words so as to become a meaningful sentence.

  1. identified, interviewed
  2. identify, interview
  3. there, interview
  4. identified, interview

What has drastically changed the world of work?

  1. Investment
  2. Workers
  3. Technology
  4. Environment

To learn digital marketing in the Skill India Digital Platform, we have to ________

  1. find a physical training center.
  2. explore the skill courses section.
  3. enroll in any course available.
  4. search for job opportunities.

While working on a project, you realized that you had made a mistake. What should you do?

  1. Blame team members for the mistake
  2. Ignore the mistake and continue working
  3. Wait for someone else to find out about the mistake
  4. Tell your boss about the mistake

Why is it important to understand the key components of a resume?

  1. To include personal anecdotes
  2. To list your hobbies and interests
  3. To showcase your unique skills, accomplishments, and potential
  4. To create a colorful design

Alexa, Google, Siri are in the category of _______

  1. Musical instruments
  2. Voice recorders
  3. Translation devices
  4. Voice recognition devices

Which of the following is a key factor for a well-organized resume?

  1. Complex designs
  2. Long paragraphs
  3. Fancy fonts
  4. Simple designs and easy-to-read words

What is an example of formal written communication?

  1. Texting a friend
  2. Posting on social media platforms
  3. Sending a WhatsApp message
  4. Writing an email to your manager

What encourages entrepreneurship on a grand scale?

  1. Become rich quickly
  2. Become famous
  3. New business opportunities
  4. Global leader

What should you do before making a choice at work?

  1. Take immediate decision
  2. Don’t discuss with others
  3. Look at the details, listen to others' ideas and choose
  4. Don’t think too much

In a manufacturing unit, the packaging process is taking longer than usual time, causing delays in shipments. What should the workers do?

  1. Complain to the management
  2. Continue packaging the same way
  3. Discuss and think about different ways to pack faster
  4. Ignore the problem

What is the benefit of self-employment?

  1. Limited control over your tasks
  2. Monthly salary payment
  3. Directly earning from your work
  4. Fixed working hours

Complete the sentence with appropriate word.

  1. fit
  2. are fitting
  3. is fitting
  4. were fitting

Which among the following is not an Online payment application?

  1. BHIM UPI
  2. Banking Applications
  3. Instagram
  4. Google Pay

How can users access the Skill India Digital Platform?

  1. On computers, tablets, and phones
  2. Only through offline training centers
  3. Only on a specific type of device
  4. Through a specialized learning app

A person can get promotions based on his _______ and _________

  1. environment, experience
  2. conduct, behaviour
  3. qualifications, experience
  4. example, qualifications

Which of the following is a good working habit?

  1. Arriving late to work
  2. Ignoring tasks
  3. Complaining about coworkers
  4. Dressing neatly

Which of the following skills would be most beneficial to add to your resume?

  1. Procrastination
  2. Indifference
  3. Leadership Qualities
  4. Laziness

What is the main purpose of the Skill India Digital Platform?

  1. To provide financial assistance for job seekers
  2. To offer offline training programs
  3. To promote international job opportunities
  4. To facilitate online learning and skill development

Why is it good to think about what you learn?

  1. It helps to remember and understand better.
  2. It improves handwriting.
  3. It makes you look busy.
  4. It's a good time pass

Believing that you have the capability to achieve your dreams is called ______

  1. Self-awareness
  2. Self belief
  3. Grit
  4. Independent decision making

A secure Wi-Fi is one ______.

  1. that allows everyone to connect
  2. that is opened by landline
  3. that is open to the public
  4. that has a password to login

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