Moment and tension problem maybe

[suchal]

https://www.xtremepapers.com/community/attachments/image-jpg.21535/
please solve this one. i m not sure how to do this.

 

[lep11]

You have to be logged into see the problem.

 

[voko]

1. We are not allowed by the forum's rules to solve problems. We can help you, but you need to demonstrate some effort on your part.

2. The link requires a valid account, which I doubt many people around here have there. You might want to make this problem more accessible if you need help with it.

 

[suchal]

image

here is the image

 

[voko]

What have you tried?

 

[suchal]

completely no idea how to do. i don't need answer but rather explanation of how to do this. please tell me. i will be thankful.

 

[SteamKing]

Can you draw a free body diagram of the plank and the student standing on it?

Do you know what conditions are necessary for static equilibrium?