If the end of the cable at A is pulled down (solved)

If the end of the cable at A is pulled down with a speed of 2 m/s, determine the speed at which block B rises.
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Book used: R. C. Hibbeler and K. B. Yap, Mechanics for engineers - dynamics. Singapore: Pearson Education, 2014.

[@lee1487]

underrated channel

[@QuestionSolutions]

Thanks, best of luck with your studies :)

[@MrJONH55]

Justo lo que buscaba, gracias.

[@QuestionSolutions]

With the help of google translate, you are very welcome! Eres muy bienvenido!

[@davidkulish5120]

very helpful, thanks!

[@QuestionSolutions]

You're very welcome

[@geey3464]

Omg so helpful. Thanks!

[@QuestionSolutions]

You're very welcome!

[@thebeauty.ofsanatan]

Thank you sir so much really very helpful

[@QuestionSolutions]

You're very welcome!

[@heilee4524]

Sir how did you find Sb+(Sb-Sc)=l2. I can't seem to understand that part

[@QuestionSolutions]

Please watch this video first: kzbin.info/www/bejne/f6bHgYN9frtoh68si=QgNsIfXV6WkEWmzM If you still have trouble, let me know and I'll give it my best shot to help you out.