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A machine has an efficiency of 60%. If the machine is required to overcome a load of 30N with a force of 20N, calculate its mechanical advantage?​
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45 votes
45 votes
A machine has an efficiency of 60%. If the machine is required to overcome a load of 30N with a force of 20N, calculate its mechanical advantage?​

User FurryWombat
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1 Answer

20 votes
20 votes

Step-by-step explanation:

eff = m.a/ v.r

m.a = L /E

30/ 20

= 1. 5

User Carbin
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