Advertisements
Advertisements
प्रश्न
A ______ lever will always have M.A. > 1.
विकल्प
Class I
Class II
Class III
उत्तर
A Class II lever will always have M.A. > 1.
APPEARS IN
संबंधित प्रश्न
State whether the following statement is True or False.
All levers are force multipliers.
What is a lever?
Which class of lever has the mechanical advantage always less than 1? Give an example.
Name the class to which the following lever belong:
A pair of scissors
Draw diagram to illustrate the position of fulcrum, load, and effort, of the following:
a pair of forceps
Name the machine to which the following belong:
Lemon crusher
Name the three classes of levers and state how are they distinguished. Give two examples of each class.
Explain why scissors for cutting cloth may have blades longer than the handles, but shears for cutting metals have short blades and long handles.
Draw a labelled diagram of a class II lever. Give one example of such a lever.
Match the following:
| 1. | Class I lever | a. | Wheelbarrow |
| 2. | Class II lever | b. | Seesaw |
| 3. | Class III lever | c. | Axe |
| 4. | Wedge | d. | Hockey sick |
