A 90cm uniform lever has a load of 30N suspended at 15cm from one of its ends. If the fulcrum is at the center of gravity, the force that must be applied at its other end to keep it in horizontal equilibrium is

omgimd

2 years ago

(45-15)×30=(90-45)×y

find y
i think this explains it more

Snazzy6

10 years ago

What the formular of moment

omgimd

2 years ago

Even the position of where the balancing weight isn't given so there are 2 variables
or we could even use 90 in assumption

Jenny_yy

3 years ago

please can anyone further explain

Kosdan

3 years ago

very correct

omgimd

2 years ago

What happens to the 15cm mark why is it being ignored