To watch videos in Hindi related to the introduction of Fluid Mechanics, you can follow the steps mentioned below:

1. Search for Educational Platforms:
- Start by searching for educational platforms that offer video content in Hindi. One such platform is EduRev, which offers a wide range of educational videos for various subjects, including Fluid Mechanics. Visit their website at (insert EduRev website link) to access their video library.

2. Explore the Video Section:
- Once you're on the EduRev website, navigate to the video section. Look for a search bar or a category specifically related to Fluid Mechanics.

3. Search for "Introduction to Fluid Mechanics" videos:
- Enter the keywords "Introduction to Fluid Mechanics" in the search bar and press enter. The platform will provide you with a list of relevant videos in Hindi.

4. Filter and Sort:
- If the search results are too broad, you can further filter and sort the videos based on duration, popularity, or relevance. This will help you find the most suitable video for your needs.

5. Choose a Video:
- Select a video from the search results that matches your requirements. Look for videos that have clear titles and descriptions indicating that they cover the basics of Fluid Mechanics.

6. Start Watching:
- Click on the selected video to start watching. Ensure that you have a stable internet connection to avoid any disruptions during playback.

7. Take Notes:
- While watching the video, take notes on important concepts and key points. This will help you better understand and retain the information.

8. Engage with the Content:
- If the educational platform allows, engage with the video content by asking questions, participating in discussions, or leaving comments. This can enhance your learning experience and provide an opportunity to clarify any doubts.

Remember to always refer to reputable educational platforms like EduRev for reliable and accurate content. By following these steps, you can easily watch videos in Hindi related to the introduction of Fluid Mechanics and enhance your understanding of the subject.