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ITI Previous Papers Electronics Mechanic (NSQF)

PREVIOUS YEAR PAPER
TRADE NAMEElectronics Mechanic (NSQF)
TRADE TYPEEngineering
YEAR1
EXAM DATE2023-07-21
EXAM TIME09:00:11:00
Question Paper MOCK TEST

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TRADE THEORY

What is the percentage of conductivity of electric current in aluminium?

  1. 22%
  2. 76%
  3. 56%
  4. 47%

Which circuit is used to clip portion of both positive and negative half cycle of input signal voltage?

  1. Unbiased clipper circuit
  2. Biased negative clipper circuit
  3. Combination clipper circuit
  4. Biased positive clipper circuit

Which method is adopted to charge a car battery with voltage rating of 2.3 V per cell?

  1. Trickle charging method
  2. Float charging method
  3. Constant current charging method
  4. Constant voltage charging method

What is the advantage of using digital multimeter?

  1. Logarithmic scale
  2. Accuracy
  3. Easy portability
  4. Linear scale

What is the name of electronic symbol?

  1. Silicon controlled rectifier
  2. FET P-channel
  3. UNI junction transistor
  4. FET N-channel

Which meter movement is not affected by stray magnetic fields?

  1. MI meter - attraction type
  2. MI meter - Repulsion type
  3. PMMC meter
  4. Thermo couple meter

Which energy is converted into electrical energy in hydropower stations?

  1. Mechanical energy
  2. Heat energy
  3. Chemical energy
  4. Light energy

Which parameter is used in the working of moving coil meter?

  1. Permanent magnetic fields
  2. Stray magnetic fields
  3. Eddy current damping
  4. Spring control

What is the name of this special type electronic device with four connections?

  1. Silicon bilateral switch
  2. MOSFET TETRODE
  3. High frequency bipolar transistor
  4. Junction field effect transistor

Which circuits requires the flip - flops for their operation?

  1. Modulator circuits
  2. Amplifier circuits
  3. Memory circuits
  4. Oscillator circuits

How the frequency of oscillations varied in the parallel-fed hartley oscillator?

  1. By changing capacitor C2
  2. By varying capacitor C
  3. By changing capacitor C1
  4. By changing bias resistor R1

What is the drawbacks of LDR?

  1. Made of low resistance material with few holes
  2. Available different sizes and specifications
  3. Cannot be used to determine precise light levels
  4. More sensitive

How the insulators are called?

  1. Thyristors
  2. Molecules
  3. Dielectrics
  4. Semiconductors

What is the name of Multi-turn potentiometers?

  1. Multi turn trim pots
  2. Multi turn dual pots
  3. Single turn trim pots
  4. Single turn dual pots

What is the use of the test circuit?

  1. To test the working condition of IGBT
  2. To test the working condition of LDR
  3. To test the working condition of FET
  4. To test the working condition of UJT

What is the name of the ratio of ON-time pulse to the OFF-time pulse of multivibrator?

  1. Threshold comparator
  2. Pulse repetition
  3. Control voltage
  4. Duty cycle

How to improve the frequency stability in oscillator circuits?

  1. Increase the supply voltage
  2. Using L and C
  3. Improve the property of circuits
  4. By using quartz crystal

What is the name of IC used in the astable multivibrator marked ‘X’?

  1. IC555
  2. IC723
  3. IC741
  4. IC324

What are the uses of simulation softwares?

  1. Design a circuit
  2. Solder and desolder components
  3. Design and test a circuit
  4. Replace defective components

Which step is important for soldering a joint?

  1. Pasting the joint
  2. Cooling the joint
  3. Cleaning the joint
  4. Heating the joint

Which parameter is maintained constant in zener diode?

  1. Current
  2. Resistance
  3. Power
  4. Voltage

Which circuit produces the ripple waveform?

  1. Oscillator circuit
  2. Regulator circuit
  3. Amplifier circuit
  4. Filter circuit

What type of arrangement is required to sustain the oscillations of the oscillator circuit?

  1. Increase the bias voltage
  2. Increase the value of inductor
  3. Provide regenerative feedback
  4. Provide negative feedback

Which terminal of the meter is connected for measuring electrical quantity?

  1. Meter movement
  2. Output terminal
  3. Pointer mechanism
  4. Input terminal

Which meter is used to find the exact resistance value of resistors?

  1. Watt meter
  2. Volt meter
  3. Ohm meter
  4. Ammeter

Which type of waveform is available in pin number 3 of IC 8038 function generator?

  1. Triangle wave
  2. Sine wave
  3. Square wave
  4. Modulated wave

Name the circuit diagram.

  1. Bistable multivibrator
  2. Monostable multivibrator
  3. Astable multivibrator
  4. Timer circuits

What is the power supply required to operate the most standard TTL ICs properly?

  1. + 7.5V to + 12V
  2. + 4.75V to + 5.25V
  3. + 1.5V to +2.5V
  4. - 1.5V to - 2.5V

How many operational amplifiers are fabricated in the LM741 IC?

  1. Two Op-Amps
  2. One Op-Amp
  3. Four Op-Amps
  4. Three Op-Amps

Which angle is checked by the try square?

  1. 60o
  2. 45o
  3. 75o
  4. 90o

Find the current (I3) using Kirchhoff’s current law?

  1. 5A
  2. 4A
  3. 3A
  4. 6A

What is the gate current (Ig) of the JFET, when reverse biased?

  1. Practically unity
  2. Practically zero
  3. Practically very low
  4. Practically infinity

How many ohms is equal to one Mega ohm?

  1. 1000 KΩ
  2. 100 KΩ
  3. 2000 KΩ
  4. 10 KΩ

Which unit is used to measure capacitance value?

  1. Henry
  2. Ohm
  3. Mho
  4. Farad

What is the use of screw driver?

  1. Hold the screws
  2. Tighten or loosen screws
  3. Tighten or loosen rivets
  4. Tighten or loosen bolts

What is the value of RE if the voltage across it is 1.2 V and current flowing through it is 10mA?

  1. 180 Ω
  2. 100Ω
  3. 120Ω
  4. 12Ω

How many inputs terminals in half adder circuit?

  1. 2
  2. 4
  3. 3
  4. 5

What is the process of adding impurities to a pure semi conductor material?

  1. Forming
  2. Etching
  3. Doping
  4. Diffusion

WORKSHOP CALCULATION AND SCIENCE

Which is the unit of current?

  1. Volt
  2. Ampere
  3. Ohm
  4. Watt

Which is mineral insulator?

  1. Mica
  2. Quartz
  3. Glass
  4. Porcelain

What is the S.I unit of heat?

  1. Calorie
  2. British thermal unit
  3. Joule
  4. Centigrade heat unit

What are the two classifications of system of units?

  1. Metric and International
  2. British and Metric
  3. Gravitational and non-gravitational
  4. Fundamental and derived

Which one is non-metal?

  1. Mercury
  2. Graphite
  3. Brass
  4. Iron

What is the value for specific heat of water?

  1. 1
  2. 4
  3. 2
  4. 3

ENGINEERING DRAWING

Identify the conventional symbol of material?

  1. Asbestos
  2. Glass
  3. Concrete
  4. Water

Which is NPN transistor?

Identify the name of instrument?

  1. ' T ' square
  2. Set square
  3. French curve
  4. Protractor

Identify the name of tool?

  1. Cross pein hammer
  2. Ball pein hammer
  3. Straight pein hammer
  4. Sledge hammer

Identify the name of the circuit?

  1. Oscillator circuit
  2. Multivibrator circuit
  3. Amplifier circuit
  4. Lamp dimmer circuit

Identify the conventional symbol of material?

  1. Glass
  2. Steel
  3. Wood
  4. Concrete

EMPLOYABILITY SKILLS

Values are………

  1. Motivates our attitude and action
  2. not punctual
  3. very costly
  4. all have same value

Paid form of ideas, goods and services are called.............

  1. publicity
  2. goodwill
  3. public relation
  4. advertisement

Which of these is the full form of SWOT?

  1. Special Wellness Organization Theme
  2. Speak Work Openly Together
  3. Strong World Olympic Team
  4. Strength Weakness Opportunity Threat

What does 'M' stand for in SMART goal?

  1. Memorable
  2. Meaningful
  3. Measurable
  4. Manageable

In face to face communication, “tone of voice” accounts for __________

  1. 100%
  2. 55%
  3. 7%
  4. 38%

Which of these is a sign of good stress?

  1. Does not lead to long-term tension, loss of sleep.
  2. Makes you physically ill or causes pain.
  3. It makes you doubt yourself.
  4. It prevents you from pursuing your goals.

Goals are of 2 types:

  1. Long-term and short-term goals
  2. Fixed-term and non-fixed term goals
  3. Good and bad goals
  4. Rich and poor goals

A person who is associated with the starting of business is called…………….

  1. sales executive
  2. entrepreneur
  3. businessman
  4. merchant

What is the full form of GST?

  1. Good and Sales Tax
  2. Goods and Service Tax
  3. Great Sales Tax
  4. Great Service Tax

Which one is NOT an element of 3P’s of public speaking?

  1. Posses
  2. Perform
  3. Prepare
  4. Practice

Which one is NOT a benefit of oral communication?

  1. It is direct
  2. It is for record
  3. Feedback is immediate
  4. It is quick

Which one is an email etiquette?

  1. Keep email short
  2. Use all caps or small letter in email
  3. Send virus infected mail
  4. Forward false messages

The expansion of LAN is ___________

  1. Logical Area Network
  2. Local Area Network
  3. Legal Area Network
  4. Local Area Name

What is the meaning of an entry level job?

  1. It helps to enter the office
  2. Junior interior designer
  3. It is a starting or junior level job
  4. Security guard

What is the expansion of “FYI” SMS?

  1. For Your Innocence
  2. For Your Identification
  3. For Your Internet
  4. For Your Information

Expansions of SMS is___________

  1. Simple Memo Service
  2. Short Mail Service
  3. Simple Message Service
  4. Short Message Service

To grow yourself you must…….

  1. know your office
  2. know your institute
  3. know yourself
  4. know your country

The way money is saved, spent and invested……..

  1. banking
  2. financial literacy
  3. salary
  4. income

Which of the following is an example of personal weakness?

  1. Active
  2. Hard working
  3. Confidence
  4. Being lazy

Low level language is also called______.

  1. assembly language
  2. machine language
  3. source code
  4. middle ware

Choose the correct context of the given expression in group discussion. "Excuse me, I would_________”

  1. Agreeing
  2. Interrupting
  3. Emphasizing a point
  4. Summarizing

Which one is a “Do’s” of discussion etiquettes?

  1. Use impolite or rude language
  2. Loose your temper
  3. Talk about irrelevant details
  4. Listen to others

What is the cell address of 4th row and 4th column?

  1. B4
  2. D4
  3. 4D
  4. E4

When is capital letter used?

  1. Beginning of a sentence
  2. Names of persons
  3. Names of places
  4. All the above

This intention to move out of one’s place to another for better jobs is called _________.

  1. Litigation
  2. Irrigation
  3. Migration
  4. Mitigation

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