Select the correct statement.

A pair of pliers is a lever of class II

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Claw Hammer is a lever of class III

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Nut Cracker is a lever of class II

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Knife is a lever of class III

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Solution

The correct options are
C
Nut Cracker is a lever of class II

D
Knife is a lever of class III

A pair of pliers is a lever of class I as the fulcrum is in between the load and the effort.

Claw Hammer is a lever of class I as the fulcrum is in between the load and the effort.

Nut Cracker is a lever of class II as the load is in between the fulcrum and the effort.

Knife is a lever of class III as the effort is in between the load and the fulcrum .

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Similar questions

Q. Which of the following are correct examples of first, second and third class levers?

	First class Lever	Second class Lever	Third class Lever
$I$	Scissors	Wheel barrow	Broom
$I I$	Ice Tongs	Tweezer	Paper cutter
$I I I$	Pliers	Nut cracker	Fishing rod

Both a pair of scissors and a pair of pliers belong to the same class of levers. Name the class of lever.

Scissors and pliers belong to the same class of levers. Name the class of lever.

Q. A pair of scissors and a pair of pliers both belongs to the same class of levers. Name the class of lever. Which one has the mechanical advantage less than 1 ?

A man uses a crowbar of length 1.5 m to raise a load of 75 kgf by putting a sharp edge below the bar at a distance 1 m from his hand. State the kind of lever and calculate the effort needed.

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