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NTS MCQs

National Testing Service — Complete MCQ Bank

1,949 Questions
Exam Preparation Guide

How to prepare for NTS

NTS tests evaluate aptitude, analytical reasoning, quantitative ability, English and subject knowledge for admissions, scholarships and recruitment.

EnglishQuantitative SkillsAnalytical ReasoningSubject Knowledge
Practice under a timer and review weak areas after every test to improve both speed and accuracy.
NTS preparation illustration
361
Physics Medium Uploaded: 17 Aug 2026

The range of audible frequencies for a normal human ear is approximately:

  • A20,000 Hz to 200,000 Hz
  • B200 Hz to 200,000 Hz
  • C2 Hz to 2,000 Hz
  • D20 Hz to 20,000 Hz
362
Physics Hard Uploaded: 17 Aug 2026

The speed of sound is greatest in:

  • ASolids
  • BVacuum
  • CGases
  • DLiquids
363
Physics Medium Uploaded: 17 Aug 2026

Which of the following best defines heat?

  • AEnergy stored in a body
  • BTotal kinetic energy of molecules
  • CForce between molecules
  • DEnergy transferred due to temperature difference
364
Physics Easy Uploaded: 17 Aug 2026

Which of the following is the best conductor of heat?

  • ACopper
  • BWood
  • CGlass
  • DRubber
365
Physics Medium Uploaded: 17 Aug 2026

Thermal expansion of solids occurs because:

  • AMass increases with heat
  • BMolecules shrink when heated
  • CAverage kinetic energy and spacing of molecules increase with heat
  • DDensity increases with temperature
366
Physics Easy Uploaded: 17 Aug 2026

The zeroth law of thermodynamics deals with:

  • AEntropy
  • BConservation of energy
  • CThermal equilibrium
  • DAbsolute zero
367
Physics Hard Uploaded: 17 Aug 2026

Which thermometric scale has no negative values?

  • AFahrenheit
  • BKelvin
  • CCelsius
  • DBoth Celsius and Fahrenheit
368
Physics Easy Uploaded: 17 Aug 2026

Which law states that the total entropy of an isolated system can never decrease?

  • ASecond law of thermodynamics
  • BZeroth law of thermodynamics
  • CFirst law of thermodynamics
  • DThird law of thermodynamics
369
Physics Medium Uploaded: 17 Aug 2026

The specific heat capacity of water is approximately:

  • A2 cal/g degree C
  • B1 cal/g degree C
  • C0.1 cal/g degree C
  • D0.5 cal/g degree C
370
Physics Easy Uploaded: 17 Aug 2026

The SI unit of temperature is:

  • ACelsius
  • BKelvin
  • CJoule
  • DFahrenheit