force exerted

[searley]

View attachment 85 can any one help with question 18 ?

i get 108N is this write.

12*180 shared by 20=108N

got it in city & guilds level 2 exam and don`t no if i got it write.

 

[binky]

ratio handle to jaws is 200/20 or 10:1 therefore 10x12=120N

 

[Andy™]

ratio handle to jaws is 200/20 or 10:1 therefore 10x12=120N

no, the 200 is from end to end - not end to pivot

180/20 =9 x12 = 108N

 

[binky]

Yep your right, not looking carefully enough.Blushing

 

[searley]

can you tell me if question 19 is right i get 5N.

10*2 shared by 4 = 5.

thanks for help

 

[Andy™]

question 19 is right i get 5N.

correct

 

[searley]

cheers andyc you the master on this site.