Question

define second class lever write its mechanical advantages​

Answer 1

Answer:

Class 2: Resistance (or load) between the effort and fulcrum: the effort is applied on one side of the resistance and the fulcrum is located on the other side, e.g. in a wheelbarrow, a nutcracker, a bottle opener or the brake pedal of a car, the load arm is smaller than the effort arm,

Answer 2

Answer:

In second class lever the load is located between the effort and fulcrum.

The mechanical advantage is that the effort is less than the load.