Practice Random Errors (4.1.2) - Chapter 2 : Physical Quantities and Measurements
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Random Errors

Practice - Random Errors

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Practice Questions

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Question 1 Easy

What is a random error?

💡 Hint: Think about the variability in measurements.

Question 2 Easy

Name one cause of random errors.

💡 Hint: Consider how you measure.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What are random errors?

Errors that are predictable
Errors that can vary each time
Errors due to instrument fault

💡 Hint: Remember if they can fluctuate.

Question 2

True or False: Averaging multiple readings can reduce random errors.

True
False

💡 Hint: Think about statistical means.

2 more questions available

Challenge Problems

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Challenge 1 Hard

A student measured the length of a desk four times and got readings of 120, 122, 121, and 123 cm. Calculate the average and discuss how these random errors might affect the overall result.

💡 Hint: Identify the average of these numbers.

Challenge 2 Hard

During a lab session, the temperature was taken multiple times: 25.5°C, 26.0°C, 25.7°C, and 25.8°C. Discuss how averaging these readings can lead to a more accurate result.

💡 Hint: Calculate the mean temperature to find consistency.

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