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Units and Measurements Important Questions for NEET 2025, Practice PDF

Units and Measurements Important Questions for NEET: Get important questions on Units and Measurement for NEET. Download the PDF with solutions and practice for good scores.
authorImageSoumya Tiwari26 Feb, 2025
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Units and Measurements Important Questions for NEET

Units and Measurement Important Questions for NEET: Units and measurement are essential topics in physics. They form the foundation for understanding all physical concepts. In the NEET exam, questions from this chapter often test basic concepts, conversions, and applications. A strong grasp of this topic can help in solving complex numerical problems easily.

Units and Measurements Important Questions for NEET Overview 

Units and measurement deal with the standards used to measure physical quantities. Understanding these units is crucial because all scientific calculations and experiments depend on them. This chapter covers fundamental units, derived units, measurement techniques, errors, and significant figures. Mastering these concepts helps in solving problems accurately in physics and other subjects.

What are the Units and Measurements?

Units are the standard quantities used to express physical quantities. Measurements involve comparing an unknown quantity with a known standard unit. The SI system (International System of Units) is widely used and consists of seven basic units: meter (m) for length, kilogram (kg) for mass, second (s) for time, ampere (A) for electric current, kelvin (K) for temperature, mole (mol) for amount of substance, and candela (cd) for luminous intensity.

Practice Important Questions for Units and Measurements for NEET

Here are some practice questions of Units and Measurement from the Prachand Batch 2025. These questions will help in understanding the topic better and preparing for the NEET exam. To get the full set of practice questions along with solutions, download the PDF provided below. Additionally, video solutions are available for each question. Scan the QR code below each solution to watch the explanation.

Q1 In a new system of units, unit of length is x metre. The area of 10 m² expressed in terms of the new unit has a magnitude

  1. 10x
  2. 10x²
  3. 10/x²
  4. 1/x²

Q2 The dimensions of physical quantity X in the equation, Force = X/Density is given by

  1. [M¹L⁴T⁻²]
  2. [M²L⁻²T⁻¹]
  3. [M²L⁻²T⁻²]
  4.  [M¹L⁻²T⁻¹]

Q3 In International System of units, there are seven base quantities whose units are defined. Which physical quantity has a prefix with its unit?

  1. Mass
  2. Thermodynamic temperature
  3. Luminous intensity
  4. Amount of substance

Q4 A force 'F' is given as F = Pt⁻¹ + Qt, where 't' denotes time. Then, the unit of 'P' must be same as that of;

  1. Displacement
  2. Velocity
  3. Acceleration
  4. Momentum

Q5 Velocity is a derived physical quantity which depends on ___ fundamental quantities.

  1. zero
  2. 1
  3. 2
  4. 4

Q6 A dimensionless quantity _______.

  1. never has a unit
  2. always has a unit
  3. may have a unit
  4. does not exist

Q7 Which of the following combinations of three dimensionally different physical quantities X, Y, Z can never be a meaningful quantity?

  1. XZ - Y
  2. XZ²
  3. X²Y²/z
  4. (XY - Z²/XY²

Q8 Assertion: Force cannot be added to pressure.
Reason: The dimensions of force and pressure are different.

  1. Assertion is correct, reason is correct; reason is a correct explanation for assertion.
  2. Assertion is correct, reason is correct; reason is not a correct explanation for assertion.
  3. Assertion is correct, reason is incorrect
  4. Assertion is incorrect, reason is correct.

Q9 The time dependence of a physical quantity is given by P = P₀ exp(-αt²) [Where α is a constant and t is time]. The constant α

  1. Is dimensionless
  2. Has dimensions [T⁻²]
  3. Has dimension [T²]
  4. Has dimension of P

Q10 A wave is represented by y = a sin(At - Bx + C) where A, B, C are constants and t is in seconds and x is in meter. The dimensions of A, B, C are

  1. T⁻¹, L⁰, M⁰ L⁰ T⁰
  2. T⁻¹, L⁻¹, M⁰ L⁰ T⁰
  3. T, L, M
  4. T⁻¹, L⁻¹, M⁻¹

Chapterwise Important Questions for NEET

Electrostatic Potential and Capacitance Important Questions for NEET

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Laws of Motion Important Questions for NEET

Electromagnetic Induction Important Questions for NEET

Current Electricity Important Questions for NEET

Motion in Straight Line Important Questions for NEET

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Alternating Current Important Questions for NEET

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Units and Measurements Important Questions for NEET PDF

To help students prepare effectively, a detailed PDF containing important questions and solutions is available for download. Units and Measurements Important Questions PDF includes a variety of questions that cover all key aspects of the chapter. Practicing these will ensure a better understanding and improve problem-solving skills.

Download the Units and Measurements Important Questions for NEET

Practice Questions Now

Prepare for NEET with PhysicsWallah's NEET online coaching. Learn through easy-to-understand lessons and get help whenever you need it.

Units and Measurements Important Questions for NEET FAQs

Are units and measurements important for NEET?

Units and measurements are crucial for NEET as they are the foundation of physics. They help in solving numerical problems and understanding advanced concepts.

Can I score 120 in NEET physics?

Scoring 120 in NEET physics is possible with regular practice and strong conceptual clarity. Focus on key topics and solve previous years’ papers.

What are units and measurements?

Units and measurement refer to the system used to quantify and compare physical quantities using standard units.

What are the 7 basic units of measurement?

The seven basic units of measurement in the SI system are meter, kilogram, second, ampere, kelvin, mole, and candela.
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