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# M2 June 2002 quest. 7 watch

1. can anyone help me with this?

wot bout the mark scheme or soloutions, who's got them?

cheers!
2. Write out the question so most of us who don't have the mark scheme can work through it for you?
3. a straight log AB has weight W and length 2a. a cable is attached to one end B of teh log. the cable lifts the end B off the graound. the end A remains in contact with the graound, which is rough and horizontal. the log is in equlinrium. the log makes and [email protected] to the horizontal, where [email protected]=3/4. the cable makes an angle (beta) to the horizontal. the coefficient of friction between the log and the ground is 0.6. the log is modelled as a uniform rod and the cable as light.

a) show that the normal reaction on the log at A is 2/5W. (6)

b) Find the value of beta (6)

the tension in the cable is kW

c) find the value of k (2)
4. i attachd q7 4m da mark scheme..the whole thing it said wz too big..i cn send it ur email if u wnt it
Attached Files
5. m2 jun 02 q7.doc (42.5 KB, 96 views)
6. (Original post by mysterious_grl)
i attachd q7 4m da mark scheme..the whole thing it said wz too big..i cn send it ur email if u wnt it

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