Airman Ranks in PAF

Understanding Airman Ranks in PAF: A Comprehensive Overview

In the Pakistan Air Force (PAF), airman ranks play a significant role in defining the hierarchy and responsibilities within the service. The ranks for airmen typically begin with Airman, followed by Leading Airman, and progress to Corporal. From there, the ranks continue to Sergeant, Chief Technician, and eventually to Flight Sergeant and Warrant Officer.

Each rank comes with its own set of duties and expectations, reflecting the individual’s experience and skills. Understanding the airman ranks is crucial for candidates preparing for initial airman tests, as it not only clarifies the career progression within the PAF but also highlights the importance of discipline and commitment in military service.

Q. The quantities for which to determine their value we have to know their magnitude and direction are called ________ quantities.

  • a. Vector
  • b. Scalar
  • c. Derived
  • d. None
    Correct Answer: a. Vector

Q. Arm is _______ kind of lever.

  • a. 1st
  • b. 2nd
  • c. 3rd
  • d. None
    Correct Answer: c. 3rd

Q. The time period of a body attached with a spring is T = ______?

  • a. 2π √(m/k)
  • b. 2π √(l/k)
  • c. 2π √(m/n)
  • d. 2π √(l/g)
    Correct Answer: a. 2π √(m/k)

Q. The number of vibrations per second of a body is _______ of that body.

  • a. Time period
  • b. Frequency
  • c. Speed
  • d. None
    Correct Answer: b. Frequency

Q. Scissors is _______ of lever.

  • a. 1st
  • b. 2nd
  • c. 3rd
  • d. None
    Correct Answer: a. 1st

Q. Hydrogen has _______ isotopes.

  • a. 1
  • b. 2
  • c. 3
  • d. 4
    Correct Answer: c. 3

Q. The magnetic lines are greater on ______ the pole.

  • a. Inside
  • b. Outer side
  • c. Center
  • d. None
    Correct Answer: a. Inside

Q. If two resistors R1 = 3 Ω and R2 = 6 Ω are connected in series then total resistance in the circuit is _______?

  • a. 3Ω
  • b. 6Ω
  • c. 9Ω
  • d. 18Ω
    Correct Answer: c. 9Ω

Q. Freezing point of Mercury is ______?

  • a. -39 °C
  • b. -36 °C
  • c. -30 °C
  • d. -55 °C
    Correct Answer: a. -39 °C

Q. Melting point of Mercury is ______?

  • a. 156.73 °C
  • b. 556.73 °C
  • c. 356.73 °C
  • d. 456.73 °C
    Correct Answer: a. 156.73 °C

Q. How many types of transistors are?

  • a. 1
  • b. 2
  • c. 3
  • d. 4
    Correct Answer: b. 2

Q. If half-life of an element is 20 years then real life of its element is ___ years?

  • a. 10
  • b. 25
  • c. 30
  • d. 40
    Correct Answer: d. 40

Q. According to Archimedes Principle mass of object is equal to _______?

  • a. Mass of water
  • b. Mass of Body
  • c. Mass of Molecule
  • d. None
    Correct Answer: b. Mass of Body

Q. According to Archimedes Principle Buoyant Force is equal to _______?

  • a. Weight of Displaced Water
  • b. Weight of Liquid
  • c. Both a & b
  • d. None
    Correct Answer: c. Both a & b

Q. According to Archimedes Principle FB = _______?

  • a. W
  • b. M
  • c. K
  • d. Watt
    Correct Answer: a. W

Q. The point around which a lever rotates is called_________?

  • a. Fulcrum
  • b. Edge
  • c. Balance
  • d. None
    Correct Answer: a. Fulcrum

Q. One Horse Power is ________?

  • a. 780 Watt
  • b. 745.7 Watt
  • c. 721 Watt
  • d. 700 Watt
    Correct Answer: b. 745.7 Watt

Q. Unit of pressure is called?

  • a. N/m²
  • b. Pascal
  • c. Both a & b
  • d. None
    Correct Answer: c. Both a & b

Q. Unit of pressure is called?

  • a. Nm
  • b. Nm⁻²
  • c. N
  • d. None
    Correct Answer: b. Nm⁻²

Q. What is the appropriate SI unit of distance?

  • a. Meter
  • b. Kilometer
  • c. Yard
  • d. Feet
    Correct Answer: a. Meter

Q. Thermal radiations are the types of ___________?

  • a. Sound Waves
  • b. Ultrasonic Waves
  • c. Electromagnetic Waves
  • d. None
    Correct Answer: c. Electromagnetic Waves

Q. Which waves are created by Earthquake?

  • a. Sound
  • b. Seismic
  • c. Radioactive
  • d. None
    Correct Answer: b. Seismic

Q. These body waves are of a higher frequency than __________ waves.

  • a. Surface
  • b. Earth
  • c. Secondary
  • d. None
    Correct Answer: a. Surface

Q. Body waves and surface waves are the two types of ________ waves.

  • a. Radioactive
  • b. Sound
  • c. Seismic
  • d. Ultrasonic
    Correct Answer: c. Seismic

Q. Love waves and Rayleigh waves travel only on the surface of the ________ and cause the most destruction.

  • a. Moon
  • b. Mercury
  • c. Water
  • d. Earth
    Correct Answer: d. Earth

Q. The first kind of body wave is the _____ wave or primary wave.

  • a. P
  • b. Q
  • c. S
  • d. None
    Correct Answer: a. P

Q. Radioactive Index of Glass is?

  • a. 1.33
  • b. 1.52
  • c. 1.80
  • d. None
    Correct Answer: b. 1.52

Q. Refractive Index formula is n = ______?

  • a. c/v
  • b. c/b
  • c. v/c
  • d. None
    Correct Answer: a. c/v

Q. The acceleration depends upon force and _________?

  • a. Velocity
  • b. Acceleration
  • c. Mass
  • d. None
    Correct Answer: c. Mass

Q. The acceleration is directly proportional to ________?

  • a. Mass
  • b. Velocity
  • c. Distance
  • d. Force
    Correct Answer: d. Force
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Q. The acceleration is inversely proportional to ________?

  • a. Mass
  • b. Velocity
  • c. Distance
  • d. Force
    Correct Answer: d. Force

Q. The product of force and displacement is called_______?

  • a. Force
  • b. Work
  • c. Velocity
  • d. Acceleration
    Correct Answer: b. Work

Q. Physical balance is an example of __________ kind of lever?

  • a. 1st
  • b. 2nd
  • c. 3rd
  • d. None
    Correct Answer: a. 1st

Q. Rate of change of displacement is called________?

  • a. Distance
  • b. Acceleration
  • c. Velocity
  • d. Time period
    Correct Answer: c. Velocity

Q. The unit of Weight is ________?

  • a. Newton (N)
  • b. Meter (M)
  • c. Kilometer (Km)
  • d. None
    Correct Answer: a. Newton (N)

Q. Density of water is minimum at ________?

  • a. 100 ᴼC
  • b. 0 ᴼC
  • c. 373 K
  • d. 212 ᴼF
    Correct Answer: c. 373 K

Q. Unit of Mass is ______?

  • a. Meter (M)
  • b. Kilometer (Km)
  • c. Kilogram (Kg)
  • d. Yard
    Correct Answer: c. Kilogram (Kg)

Q. If an object is passing through medium with speed 2.55 x 10⁸ m/s then its refractive index is ________?

  • a. 5.1
  • b. 1.4
  • c. 4.1
  • d. 2.3
    Correct Answer: b. 1.4

Q. N-Type material has majority carriers of __________?

  • a. Negative Charge
  • b. Electrons
  • c. Both a & b
  • d. None
    Correct Answer: c. Both a & b

Q. Formula for Kinetic Energy is __________?

  • a. ½ mv²
  • b. ½ v²
  • c. ½ mv
  • d. ½ m²v
    Correct Answer: a. ½ mv²

Q. Formula for potential energy is P.E = ________?

  • a. mh
  • b. mg
  • c. mgh
  • d. mmgh²
    Correct Answer: c. mgh

Q. Manometer is used for _________?

  • a. Gas Pressure
  • b. Earthquake
  • c. Rain
  • d. Current
    Correct Answer: a. Gas Pressure

Q. Concave mirrors are used to _________ in telescope.

  • a. Gather light
  • b. Scattered light
  • c. Both a & b
  • d. None
    Correct Answer: a. Gather light

Q. The upward buoyant force that is exerted on a body immersed in a fluid, whether fully or partially submerged, is equal to the weight of the fluid that the body’s displaces and acts in the upward direction at the center of mass of the displaced fluid is called ________.

  • a. Archimedes principle
  • b. Hooke’s Law
  • c. Ohm’s Law
  • d. Newton’s Law
    Correct Answer: a. Archimedes principle

Q. An apparatus for reducing or increasing the voltage of an alternating current is called __________.

  • a. Resistor
  • b. Transformer
  • c. Capacitor
  • d. Voltmeter
    Correct Answer: b. Transformer

Q. A static device which transfers electrical energy from one circuit to another through the process of electromagnetic induction is called _________.

  • a. Transformer
  • b. Voltmeter
  • c. Ammeter
  • d. Capacitor
    Correct Answer: a. Transformer

Q. A transformer is ___________ device.

  • a. Electromagnetic
  • b. Electric
  • c. Magnetic
  • d. Simple
    Correct Answer: a. Electromagnetic

Q. Types of transformer are _________.

  • a. 2
  • b. 3
  • c. 1
  • d. 4
    Correct Answer: a. 2

Q. A __________ transformer converts the primary voltage level to a lower voltage across the secondary output.

  • a. Step – up
  • b. Step – Down
  • c. Isolation
  • d. None
    Correct Answer: b. Step – Down

Q. To convert the single phase power outlet voltage 230V AC to the desired low voltage level, __________ transformers are required.

  • a. Step – Down
  • b. Step – up
  • c. Isolation
  • d. None
    Correct Answer: a. Step – Down

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