OK, I've decided to change the distance from the centre of the beam nad keep the rest constant, so is this right? or should i have changed the length of the string holding the aluminium baror would both ways be correct?.. but what's still confusing me is that how would i relate that factor's...
I've got an investigation in which iam investigating the factors affecting the perioad of a BIfilar pendulum. So has anyone got any good ideas for me, ie: factors to be measured or kept constand, useful information that i should know, etc.
your help is much appreciated.
we have just started this topic and i don't believe that i undestand it very well.
anyone has any usefull info for me that i should know.
who knows of a good website for all this?
and what are some factors that affect change in equillibrium? what, how, why?
thanx for the help.
normal distrobution? how is it done!
Problem:
suppose that the heights of men are normally ditributed with a mean of 174 cm and a standard deviation of 10cm and the heights of women are normally distrobuted with a mean of 165cm and a standard deviation of 3 cm. If a man and woman are selected...
I have 3:
- one i built my self:
amd athlon xp 2000
40gb 7200rpm
k7 motherboard, 256 mb ram: pc3200
radeon 9800 64mb DDR
15" monitor
cdrw drive and cdrom drive
and one compaq:
celeron 2.6GHz
40gb 5200rpm
intel xtreme graphics
512 mb ram:DDR 400
17" monitor
and one hp laptop...
ok,
the problemo:
The hind legs of a locust are extremely powerful!. it takes off with a speed of 3.0ms-1, the acceleration takes place in 25 milliseconds (25ms). The locusts mass is 2.5g.
the Question states:
What is the power/mass ratio of the locust (in J kg-1)?
thanks alot
BTW, what's the "ether" theory.
"selfAdjoint", i wish that u was my phys. teacher :biggrin: , thanx.
"reilly" thank you very much for the book info, I'm headding to a library to find it, i hope its there. :smile: