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प्रश्न
Answer the following.
Name the simplest of all types of machines.
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उत्तर
Lever.
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संबंधित प्रश्न
State whether the following statement is True or False.
All levers are force multipliers.
Fill in the blank:
In class II levers, the load is in between fulcrum and .........
Give one example of a class I lever in a case where the mechanical advantage is less than 1?
How can you increase the mechanical advantage of a lever?
Answer the following in a word or two or in a sentence.
Give one example of a machine used to multiply speed.
Answer the following in short.
Using a suitable example, describe how a machine acts as a force multiplier.
What is the use of the lever if its mechanical advantage is
- more than 1,
- equal to 1, and
- less than 1?
Class III levers have mechanical advantage less than one. Why are they then used?
Classify the following into levers:
Wheel barrow
Differentiate Class I lever and Class II lever.
