Continuity tests made on components with an expected resistance of 2.2 k will correctly indicate continuity. True or False?

Prepare for the IEC Year 2 Part 1 Test. Use flashcards and multiple choice questions with hints and explanations. Get exam-ready!

When considering the notion of continuity tests on components expected to have a resistance of 2.2 kΩ, the response indicates that the statement is false. Continuity tests typically aim to verify that a path exists for current to flow, and they usually employ a low-resistance measurement method to check for sufficient conductivity.

The critical factor in understanding why the statement is false lies in the definition of what constitutes 'continuity.' Continuity testers often have a low threshold for resistance, generally in the range of 1-100 ohms, depending on the specific characteristics of the device being used. For a component with a resistance of 2.2 kΩ, this level of resistance would exceed the threshold typically required for continuity checking.

While it's theoretically possible for a higher resistance component to still allow for a small amount of current under specific conditions, standard continuity testing would not register this as a valid path. Therefore, a resistance of 2.2 kΩ would not be indicative of continuity in most practical scenarios, making the assertion false. This understanding emphasizes the importance of recognizing resistance thresholds when performing continuity checks in electrical circuits.

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