NTDC SUB Station Operator Past Paper | 2024

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NTDC SUB Station Operator Past Paper MCQs with answers for National Transmission & Despatch Company Operator test preparation online.

NTDC SUB Station Operator Past Paper MCQs

When was the Partition of Bengal took place?

  1. 1905
  2. 1906
  3. 1907
  4. 1908

The LTI system is characterized by :

  1. Transfer Function
  2. Impulse Response
  3. Step Response
  4. Frequency Response

No-load test on the DC motor is known as :

  1. Hopkinson’s Test
  2. Swinburne’s Test
  3. Morse Test
  4. Field Test

Two batteries having unequal EMF :

  1. Can be connected only in parallel
  2. Can be connected in either series or parallel
  3. Can be connected only in series
  4. Cannot be connected

Where did Hazrat Muhammad (SAW) and Hazrat Abu Bakar (RA) stay during migration to Madinah?

  1. Taaif
  2. Mount Uhad
  3. Syria
  4. Cave of Soor

What does the term “Hypocrite” refer to?

  1. Single-faced
  2. Double-faced
  3. Straight-forward
  4. Honest

Which gift by Allah to Holy Prophet (PBUH) during Miraj?

  1. Roza
  2. Namaz
  3. Hajj
  4. Zakat

What was the purpose of 14 points of Quaid e Azam?

  1. Safeguard the interests of Muslims
  2. Safeguard the interests of Hindu
  3. Safeguard the rights of British
  4. All of these

Which Act was adopted as Pakistan’s first constitution in 1947?

  1. Government of India Act 1919
  2. Government of India Act 1935
  3. Government of India Act 1892
  4. Indian Independence Act 1947

Quaid-e-Azam gave his Fourteen Points in response to :

  1. Simon Commission
  2. Nehru report
  3. British people
  4. None of these

When does the treaty of Hudaibiya take place?

  1. 6th Hijri
  2. 7th hjri
  3. 8th hijri
  4. 9 hijri

The transportation delay in a distribution system causes reduced stability because it produces :

  1. Transient
  2. Alternator
  3. Phase Lag
  4. Both B and C

The output of a half-wave rectifier is suitable only for :

  1. Charging batteries
  2. Running car radios
  3. Running AC motors
  4. Running tape-recorders

What was the old name of Faisalabad?

  1. Neroon Kot
  2. Khan Garh
  3. Raj Shahi
  4. Lyallpur

UJT has ____ Junctions?

  1. One
  2. Two
  3. Three
  4. Four

DIAC is :

  1. A DC switch
  2. An AC switch
  3. A temperature sensor
  4. A voltage regulator

SCR is a ____ layer device.

  1. Three
  2. Four
  3. Five
  4. Two

Which gate represents a series gate?

  1. OR
  2. AND
  3. NOR
  4. XOR

The output of an XNOR gate will be high when :

  1. The input logic levels are different
  2. All inputs are low
  3. Any input is high
  4. The input logic levels are the same

Which of the following cannot be connected in parallel because KVL (Kirchhoff’s Voltage Law) is not valid?

  1. Capacitors
  2. Inductors
  3. Resistors
  4. Batteries with different EMF

Sir Dinsha was the ____ of Ratna (the wife of Jinnah).

  1. Brother
  2. Father
  3. Uncle
  4. None

Which sin will not be forgiven by Allah?

  1. Jealousy
  2. Shirk
  3. Telling lies
  4. Hypocrisy

In an induction motor connected in parallel, load can be shifted through :

  1. Voltage Regulator
  2. Field Rheostat
  3. Speed Controller
  4. Capacitor Bank

Khilafat movement was a political campaign launched by :

  1. Muslims
  2. Hindus
  3. All Indians
  4. None of these

The partition of Bengal was made in 1905, it was annulled in?

  1. 1909
  2. 1911
  3. 1908
  4. 1910

Baluchistan Became Province in :

  1. 14th Aug 1973
  2. 14th Aug 1947
  3. 1st July 1970
  4. None

A cell converts _____ into electrical energy?

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

When did Shah of Iran visited Pakistan for the first time?

  1. 1947
  2. 1948
  3. 1951
  4. 1950

The condition of fully charge battery is lead acid battery can be ascertained by :

  1. Voltage
  2. Gassing
  3. Specific gravity of electrolyte
  4. All of these

The Superposition Theorem is applicable to :

  1. Nonlinear Circuits
  2. Linear Response Only
  3. Digital Circuits
  4. Time-Varying Signals

Who was the Second Wife of Hazrat Muhammad (PBUH)?

  1. Hazrat Khadeja (R.A)
  2. Hazrat Sauda (R.A)
  3. Hazrat Ayesha (R.A)
  4. Hazrat Hafsa (R.A)

An RC low-pass circuit is called :

  1. High-pass filter
  2. Low-pass filter
  3. Band-pass filter
  4. Notch filter

UJT is a :

  1. High resistance diode
  2. Light-emitting diode
  3. Low resistance diode
  4. Zener diode

A network which contains one or more sources of EMF is known as :

  1. Passive Network
  2. Linear Network
  3. Active Network
  4. Complex Network

In which component does the resistance decrease with a rise in temperature?

  1. PTC Thermistor
  2. Resistor
  3. NTC Thermistor
  4. Variable Resistor

UJT has ____ resistance.

  1. Positive
  2. Zero
  3. Negative
  4. Infinite

Which of the following contact point metals has the highest melting point?

  1. Tungsten
  2. Silver
  3. Copper
  4. Gold

The output of an OR gate will be high when :

  1. Any of the inputs is high
  2. All inputs are low
  3. None of the inputs is high
  4. All inputs are high

An inductor can store energy. This energy is stored in :

  1. Magnetic Field
  2. Electric Field
  3. Thermal Field
  4. Capacitive Field

Lumped parameter circuit delay line is a ____ filter?

  1. Low-pass filter
  2. High-pass filter
  3. Band-pass filter
  4. Notch filter

____ is used for the measurement of inductance.

  1. Hay Bridge
  2. Wheatstone Bridge
  3. Kelvin Bridge
  4. RLC Meter

A ___ meter is used as a null detector in a Wheatstone bridge.

  1. Voltmeter
  2. Galvanometer
  3. Ammeter
  4. Ohmmeter

A causal system depends upon :

  1. Future input values
  2. Only future input values
  3. Only present input values
  4. Present and past input values

Which motor has an unsymmetrical rotor?

  1. Synchronous Motor
  2. Induction Motor
  3. Reluctance Motor
  4. DC Motor

How many slips are required in delta connection of induction motor?

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

Four resistors, each with a value of 68 ohms, are connected in parallel across a 220 V source. What is the total current (I)?

  1. 5.88 A
  2. 12.94 A
  3. 8.82 A
  4. 15.29 A

Apostasy movement took place in the khilafat of Hazrat :

  1. Hazrat Abu bakar (R.A)
  2. Hazrat Ali( R.A)
  3. Hazrat Umar(R.A)
  4. Hazrat Usman (R.A)

A marriage is dissolved in case either the husband or wife becomes :

  1. Wealthy
  2. Deceased
  3. Divorced
  4. None

Which term is defined as the measure of an instrument by which it is error-free?

  1. Precision
  2. Sensitivity
  3. Resolution
  4. Accuracy

For how long, was the caliphate of Hazrat Usman (RA) tested?

  1. 6 years
  2. 8 years
  3. 10 years
  4. 12 years

The uniqueness of Islamic law lies in their comprehensiveness of :

  1. Rituals
  2. Symbols
  3. Hierarchies
  4. Principles

Which dam in Pakistan built with the help of world bank?

  1. Tarbela Dam
  2. Warsak Dam
  3. Mangla Dam
  4. None

UJT is also known as :

  1. Single Junction
  2. Double Base
  3. Triple Base
  4. Multi-Junction

Which of the following has a negative temperature coefficient of resistance?

  1. Thermistor
  2. Resistor
  3. Transistor
  4. Capacitor

A SCR has _____ pn junctions.

  1. Three
  2. Four
  3. Two
  4. One

Lahore resolution was passed on :

  1. 14 March 1945
  2. 23 March 1940
  3. 12 March 1948
  4. 28 March 1947

Who got the title of Saifullah?

  1. Hazrat umar
  2. Hazrat ali
  3. Khalid bin Waleed
  4. None

Read More: All NTDC Past papers for NTDC news jobs test preparation online.

Also Read: General Knowledge MCQs and Pakistan Studies MCQs for all one paper mcqs test preparation online.

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