lesson 7 work done by a force Flashcards
1
Q
what is work done
A
work is done whenever energy is transferred from one store to another
2
Q
what is mechanical work
A
when you use force to move an object
3
Q
what is electrical work
A
it is a current transferring energy
4
Q
what is the equation for work done
A
work done= force x distance
(W=F s)
s= displacement
5
Q
what is the work done measured in
(W)
A
J (joules)
6
Q
what is the force measured in (F)
A
N (newtons)
7
Q
what is the distance measured in (s)
A
M (metres)
