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FPSC MCQs

Federal Public Service Commission — Complete MCQ Bank

176 Questions
Exam Preparation Guide

How to prepare for FPSC

FPSC recruitment tests assess subject knowledge, general ability and job-related competence for federal government positions across Pakistan.

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Read the official syllabus first, then combine subject-specific revision with timed mixed-question practice.
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111
Physics Hard Uploaded: 13 Jul 2026

What is polarisation of light?

  • ASplitting light into its spectrum
  • BRestriction of light vibrations to a single plane
  • CBending of light around obstacles
  • DTotal reflection of light
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Physics Medium Uploaded: 13 Jul 2026

Which experiment demonstrated that light behaves as a wave by producing an interference pattern?

  • AYoung's double slit experiment
  • BRutherford's gold foil experiment
  • CMillikan's oil drop experiment
  • DCompton scattering experiment
113
Physics Medium Uploaded: 13 Jul 2026

What is the phenomenon where two waves superpose to produce regions of maximum and minimum intensity?

  • AInterference
  • BDiffraction
  • CRefraction
  • DPolarisation
114
Physics Hard Uploaded: 13 Jul 2026

Which device uses the piezoelectric effect to produce ultrasonic waves?

  • ALoudspeaker
  • BMicrophone
  • CElectric motor
  • DUltrasonic transducer
115
Physics Medium Uploaded: 13 Jul 2026

What is simple harmonic motion?

  • AMotion in a circle at constant speed
  • BOscillatory motion where restoring force is proportional to displacement
  • CUniform linear motion
  • DRandom motion under multiple forces
116
Physics Hard Uploaded: 13 Jul 2026

Which phenomenon causes a spinning top to precess rather than fall over immediately?

  • AConservation of energy
  • BMagnetic force
  • CGyroscopic effect
  • DCentripetal force only
117
Physics Hard Uploaded: 13 Jul 2026

What is the escape velocity from Earth's surface approximately?

  • A11.2 km/s
  • B7.9 km/s
  • C5.5 km/s
  • D15 km/s
118
Physics Medium Uploaded: 13 Jul 2026

Which law explains why rockets can propel themselves in space?

  • ANewton's First Law
  • BNewton's Third Law
  • CBernoulli's Principle
  • DNewton's Second Law
119
Physics Medium Uploaded: 13 Jul 2026

What is the principle of conservation of momentum?

  • AMomentum increases with velocity only
  • BTotal momentum of an isolated system remains constant
  • CMomentum equals mass times acceleration
  • DMomentum decreases with time
120
Physics Medium Uploaded: 13 Jul 2026

Which principle explains why an aircraft wing generates lift?

  • APascal's principle
  • BBernoulli's principle
  • CArchimedes' principle
  • DNewton's first law only