1.

4. Which of these is a modified lever of the first class?(a) Wedge(b) Fixed pulley(c) Wheel and axle​

Answer»

A first-class lever is a beam, rod or stick with the load at one END, the FULCRUM in the middle and the force applied on the other end. A good EXAMPLE of a first-class lever is a CHILD's see-saw.Explanation:



Discussion

No Comment Found

Related InterviewSolutions