A screwdriver should be 100% efficient, if there are any small losses they will be due to deforming the screwhead, or frictional losses on the screwhead.
output force is al ways less than input force
the amout of work done on the engine
Screwdriver help people to work fast
you turn it
the effort is where u put work into the screwdriver- the handle.
The purpose of a standard screwdriver is to turn screws so they go into or come out of the work.
by changing the force
The handle acts like that.
Kilo means 1,000. So the amount of liters per kiloliter would be 1,000. Using a ratio and proportion would work to find a different amout of kiloliters. Ex: if 1,000 liters are in one kiloliter, than 2,000 liters are in 2 kiloliters.
The sonic screwdrivers from the second doctor to the tenth doctor were made by the doctor himself but the eleventh doctor's sonic screwdriver was made by the tardis because the tenth doctor's sonic screwdriver wouldnt work.
If you like children and enjoy being their "babysitter" than yes.. Just don't expect to make a large amout of money.. :)
lever