A crowbar having the length of 1.75 m is used to balance a load of 500 N If the distance between the fulcrum and the load is 0.5 calculate MA and VR and efficiency
A crowbar having the length of 1.75 m is used to balance a load of 500 N If the distance between the fulcrum and the load is 0.5 calculate MA and VR and efficiency
load distance*l=effort distance*e
o.5*500=x*1.25
250/1.25=x
200=x
ma=load/effort
500/200
2.5
vr=ed/ld
1.25/0.5
2.5
effciency=ma/vr*100
100%