# Practice MCQs For Measurement of Physical Quantities

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This quiz contains practice questions for Measurement Of Physical Quantities (O Level). There are explanations for some of the questions after you submit the quiz. If you could not figure out why a particular option is the answer, feel free to drop a comment below or ask a question in ‘O’ & ‘A’ Level Discussion section of the forum. If you wish to contribute questions to this quiz, please contact us.

The quiz comprises of 10 questions, which are randomly selected from a large pool of questions. After completion, you can refresh the page and try the quiz again for a new set of 10 questions.

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1. Which group of quantities consists of all vectors?
1. Mass, force, weight
2. Weight, acceleration, work done
3. Weight, displacement, force
2. A workman measures, as accurately as possible, the length and internal diameter of a straight copper pipe.

The length is approximately 600 cm and the internal diameter is approximately 2 cm.

What is the best combination of instruments for the workman to use?
Internal DiameterLength
ARulerRuler
BRulerTape
CVernier CalipersRuler
DVernier CalipersTape
3. The diagram shows part of a vernier scale.

4. The diagram shows a micrometer scale.

What is the reading shown on the micrometer scale?
5. What is the zero error as shown in the figure below?

6. In an experiment, a ball is rolled down a curved track that is about half a metre long.

Which measuring device should be used to measure the length accurately?

7. What is the zero error as shown in the figure below?

8. What is the reading as shown in the figure below?

9. The diagram shows part of a vernier scale.

What is the reading on the vernier scale?
10. Compared to 5 kg of feathers, 3 kg of iron has:

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