Advertisements
Advertisements
प्रश्न
Draw diagram to illustrate the position of fulcrum, load, and effort, of the following:
a see-saw.
Advertisements
उत्तर
APPEARS IN
संबंधित प्रश्न
Name the class to which the following lever belong:
a lemon squeezer
Draw diagram to illustrate the position of fulcrum, load, and effort, of the following:
a nutcracker
A lever of length 100 cm has the effort of 15 kgf at a distance of 40 cm from the fulcrum at one end. What load can be applied at its other end?
Answer the following.
State the principle of levers.
Explain why scissors for cutting cloth may have blades longer than the handles, but shears for cutting metals have short blades and long handles.
Which type of lever has a mechanical advantage always more than one? Give one example. What change can be made in this lever to increase its mechanical advantage?
Class III levers have mechanical advantage less than one. Why are they then used?
Classify the following into levers:
A catapult
Classify the things below.
| Sl. No | Examples | Class of Lever |
| 1. | Spade | |
| 2. | Seesaw | |
| 3. | Wheel barrow | |
| 4. | Plier | |
| 5. | Nail cutter |
Lemon juicer belongs to which type of lever? Why?
