A simple machine has a VR = 3. If the efficiency of the machine is 60%, find the effort needed to lift a load of 180N
Answers
Answered by
1
Explanation:
60 = MA/3 × 100
60 × 3 / 100 = MA
MA = 180/100
MA = .18
MA = E/L
.18 = E/180
E = .18 × 180
= 1.8 × 180
= 32.4
Similar questions
Accountancy,
28 days ago
Biology,
28 days ago
Math,
28 days ago
Hindi,
1 month ago
India Languages,
9 months ago
Social Sciences,
9 months ago