Practice MCQs For Measurement of Physical Quantities



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. In an experiment, it is required to measure the distance between two points which are between 0.7 m to 0.8 m apart. Which of the following instruments should be used so that the distance can be measured to within an accuracy of 0.001 m?
2. What is the zero error as shown in the figure below?

Micrometer reading v2
3. In an experiment, a ball is rolled down a curved track that is about half a metre long.

slanted rampWhich measuring device should be used to measure the length accurately?

 
4. A vernier caliper is precise to __________ ?
5. The figure below shows the final reading on a vernier caliper with a zero error of -0.3 mm. What is the actual measurement?

Caliper reading v2
6. The diagram shows part of a vernier scale.

vernier scale reading 1What is the reading on the vernier scale?
7. Which device can be used to measure the thickness of a single sheet of paper?
8. Which of the following is precise, but not accurate?

Accuracy-vs-Precision version 2
9. The diagram shows a vernier V placed against a scale S.

vernier qn 1What is the vernier reading?
10. Which of the following is accurate but not precise?

Accuracy-vs-Precision version 1

 

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