No.1 Solve the following numerical:
1. A long rope of length 100cm has it's fulcrum situation at a distance of 10cm from the load. Calculate the MA of the load.
2. The load arm of a lever is 50cm long and it's effort arm is 100cm long. How much load can be lifted by using an effort of 10N?
3. A worker is pulling a cart. The frictional force between the cart and the groud is 500N. What is the minimun force that must be applied by the worker to move the cart?
4. Mala wants to set an almirah in a corner of her room.She is pushing it wilth a foorce of 60N but couldn't move it.She asks her brother to help her.He pulls it from opposite side by applying a of 50N.What is the resultant force applied by them on almirah?
5. A lever of first order has a total length of 3m and able to lift a 60N with a force of 30N.Find the position of the fulcrum.
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