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Question

A physics lab experiment requires the measurement of temperature using the correct SI unit. Which unit should the student use to record temperature readings according to the SI system?

This question was previously asked in
RRB NTPC 2025 Under Graduate CBT 1 Question Paper PDF (20-Jun-2026) (Shift 3)
The correct answer is

Kelvin

Kelvin is the correct SI unit for measuring temperature, based on an absolute zero scale.

Celsius and Fahrenheit are common but not SI units, and Joule measures energy, not temperature.

Hence, Kelvin is the correct answer.

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Similar Questions

  1. Which of these is NOT an example of fundamental quantity?

  2. In physical science, understanding the dimension of a quantity helps to analyze formulas and relationships between variables. Which set of dimensions correctly represents the physical quantity 'force' in terms of mass, length, and time?

  3. Which combination of SI base units correctly represents the unit of density based on its dimensional formula?


Important Questions from Physical Quantities

  1. Which instrument is used to measure the intensity of light produced by an unknown source in terms of a standard source?

  2. With what do you divide thrust in a liquid to obtain the value of pressure?

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  4. Which of the following is a scalar quantity?

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    B. Work done

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