Advertisements
Advertisements
Question
Classify the things below.
| Sl. No | Examples | Class of Lever |
| 1. | Spade | |
| 2. | Seesaw | |
| 3. | Wheel barrow | |
| 4. | Plier | |
| 5. | Nail cutter |
Solution
| Sl. No | Examples | Class of Lever |
| 1. | Spade | Class III lever |
| 2. | Seesaw | Class I lever |
| 3. | Wheel barrow | Class II lever |
| 4. | Plier | Class I lever |
| 5. | Nail cutter | Class I lever |
APPEARS IN
RELATED QUESTIONS
Give one example of a class I lever in a case where the mechanical advantage is less than 1?
Name the class to which the following lever belong:
a nutcracker
Draw diagram to illustrate the position of fulcrum, load, and effort, of the following:
a see-saw.
Answer the following.
What is a Class I lever?
Answer the following in a word or two or in a sentence.
Given an example of a Class I lever.
Answer the following in a word or two or in a sentence.
Which type of machine is used to squeeze a lemon?
Answer the following in a word or two or in a sentence.
Give one example of a machine used to multiply speed.
Explain why the mechanical advantage of a class II of lever is always more than 1.
The diagram below shows a rod lifting a stone.
- Mark position of fulcrum F and draw arrows to show the directions of load L and effort E.
- What class of lever is the rod?
- Give one more example of the same class of lever stated in part (b).
A ______ lever will always have M.A. > 1.
