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PPSC MCQs

Punjab Public Service Commission — Complete MCQ Bank

1,997 Questions
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How to prepare for PPSC

PPSC examinations recruit candidates for Punjab government departments and commonly test general knowledge, current affairs, English and post-related subjects.

Punjab AffairsGeneral KnowledgeCurrent AffairsEnglish
Give special attention to Punjab geography, history and administration alongside the advertised post’s specialist syllabus.
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301
Physics Medium Uploaded: 17 Aug 2026

The relationship between wave speed, frequency, and wavelength is given by:

  • Av = f + lambda
  • Bv = f/lambda
  • Cv = f x lambda
  • Dv = lambda/f
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302
Physics Medium Uploaded: 17 Aug 2026

The number of complete waves passing a point per second is called:

  • AWavelength
  • BFrequency
  • CAmplitude
  • DWave speed
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303
Physics Hard Uploaded: 17 Aug 2026

The distance between two consecutive crests of a wave is called:

  • AWavelength
  • BAmplitude
  • CFrequency
  • DPeriod
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304
Physics Medium Uploaded: 17 Aug 2026

The boiling point of water on the Fahrenheit scale is:

  • A100 degrees
  • B212 degrees
  • C32 degrees
  • D373 degrees
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305
Physics Hard Uploaded: 17 Aug 2026

An adiabatic process is one in which:

  • APressure remains constant
  • BVolume remains constant
  • CTemperature remains constant
  • DNo heat is exchanged with surroundings
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306
Physics Medium Uploaded: 17 Aug 2026

Which process occurs at constant volume?

  • AAdiabatic process
  • BIsobaric process
  • CIsothermal process
  • DIsochoric process
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307
Physics Easy Uploaded: 17 Aug 2026

Absolute zero on the Kelvin scale corresponds to:

  • A0 degrees Celsius
  • B-273.15 degrees Celsius
  • C100 degrees Celsius
  • D-100 degrees Celsius
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308
Physics Hard Uploaded: 17 Aug 2026

An object will sink in a fluid if its density is:

  • AGreater than the fluid's density
  • BLess than the fluid's density
  • CZero
  • DEqual to the fluid's density
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309
Physics Hard Uploaded: 17 Aug 2026

A body floats in a liquid when its weight is:

  • ALess than the buoyant force
  • BIndependent of buoyant force
  • CGreater than the buoyant force
  • DEqual to the buoyant force
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310
Physics Medium Uploaded: 17 Aug 2026

The property of a fluid that resists relative motion between its layers is called:

  • AViscosity
  • BBuoyancy
  • CDensity
  • DSurface tension
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