ICSE Class 6 Answered
The effort arm of a lever is 120 cm long and the load arm is 80 cm long. What is the effort needed to raise a load of 60N weight? What is the mechanical advantage of this lever?
Asked by ARPANA | 12 Feb, 2018, 04:46: PM
Expert Answer
Effort Arm /Load .Arm =Load/Effort
120/80 = 60/Effort
Effort = 40 N
Mechanical .Advantage = Load/Effort = 6O/40=3/2=1.5
Answered by Abhijeet Mishra | 12 Feb, 2018, 07:02: PM
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