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प्रश्न
Answer the following.
State the principle of levers.
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उत्तर
The principle of a lever states that the product of the load and the load arm is always equal to the product of the effort and the effort arm.
Load x Load arm = Effort x Effort arm Load Effort arm
`"Load "/ "Effort"`= `"Effort arm"/"Load arm"`
The above ratio is called the mechanical advantage of a lever.
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संबंधित प्रश्न
What do you mean by the mechanical advantage of a lever?
Name the class to which the following lever belong:
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Name the machine to which the following belong:
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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.
Name the simplest of all types of machines.
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 the class III type of lever is always less than 1.
Name the class of the lever shown in the picture below:
A ______ lever will always have M.A. > 1.
