# Search results for query: *

1. ### Train deceleration traveling up hill

Thanks for that mate just redid it and got the right answer will definitely be more thorough with my calculations next time!😂

3. ### Help with moments questions -- Stone slab resting on two supports

Ohh ok i see I didnt realize the forces were balancing out but looking back through the question I can see now that the moments have to be equal thank you so much you've been a massive help! :smile:
4. ### Help with moments questions -- Stone slab resting on two supports

I would assume from the numbers 0.5 T=F as R=0.5 which equals the distance from the cable to the centre but I would have thought that T=0.5 F not the other way round
5. ### Help with moments questions -- Stone slab resting on two supports

Because the moment about a point is the perpendicular force times the distance to that point and its 1.5m from the sailor to the centre.
6. ### Help with moments questions -- Stone slab resting on two supports

Im not too sure, I don't really see what effect it would have on it, from the answer I am guessing it doubles the force but don't know how they got to that conclusion
7. ### Help with moments questions -- Stone slab resting on two supports

Oh ok i never really show my units so will start doing it now thanks. Definitely couples we haven't learned about torque just yet
8. ### Help with moments questions -- Stone slab resting on two supports

Thank you mate you've been really helpful I just got the right answer and have been stressing about it all day! Just wondering if you could help with this next question. I have done 300 x 1.5 = 450, 450 x 4 = 1800 but the answer in the book is 3600, I am not sure if this is due to couples? as i...
9. ### Help with moments questions -- Stone slab resting on two supports

Cant believe I didn't times the 50 by g 🤦‍♂️ Thank you so much I've been stressing about this question all day you're a lifesaver!
10. ### Help with moments questions -- Stone slab resting on two supports

So far I have 50n×1.2 +1.3×Rd =1000g×0.3 50n×2.5 + 1000g×1= Rc×1.3