Recent Lessons

Show all results for ""

Feature Overview

Ace your exams with our all-in-one platform for creating and sharing quizzes and tests.

Quizzes

Create quizzes and tests automatically from your content using AI.

Flashcards

Automatically turn your notes into digital flashcards.

Share, Export & Embed

Share with classmates or export to Excel and your learning management system.

Stats & Reporting

Auto-grading quizzes and tests with detailed stats and reports.

Mobile Apps

The smarter way to study – wherever you are.

Pricing

Search...

3 Questions

0 Views

Relay Maintenance

Choose a study mode

Play Quiz

Study Flashcards

Spaced Repetition

Chat to lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

What is the recommended action if high contact resistance is observed on any contact of a relay during routine inspection and maintenance?

Clean the relay

Ensure no loose connection

Check for rusting or sulphation

Use a spare contact or replace the relay (correct)

What should be ensured about the conditions inside the relay?

There are no foreign materials or water vapour (correct)

There is water vapour

There is dust

There is rusting or sulphation

What should be ensured about the relay's metal contacts?

They are not blackened due to arcing (correct)

They have pitting of carbon contacts

They are loose

They are blackened due to arcing

Relay Maintenance

Choose a study mode

Podcast

Questions and Answers

What is the recommended action if high contact resistance is observed on any contact of a relay during routine inspection and maintenance?

What should be ensured about the conditions inside the relay?

What should be ensured about the relay's metal contacts?

More Like This

Relay Fundamentals Quiz

Auxiliary Relay and Limit Switch Maintenance Checklist

I-C-06 Relay Pumping 10/12/2023

Relay Settings in Traction Systems

Upgrade to continue