Class 1 Lever When MA>1

Q.

The mechanical advantage of a class II levers is always more than 1, because

1. the effort arm is always longer than the load arm.

2. the effort arm is always smaller than the load arm.

3. the effort arm is always equal to the load arm.

4. there is no load

Q. The type of lever has the M.A. always greater than 1 is

1. Class I
2. Class II
3. Class III
4. All of the above.