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Name the class to which the following lever belong:
a pair of sugar tongs
Concept: undefined >> undefined
Name the class to which the following lever belong:
a beam balance
Concept: undefined >> undefined
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Name the class to which the following lever belong:
an oar rowing a boat.
Concept: undefined >> undefined
Name the class to which the following lever belong:
a wheelbarrow
Concept: undefined >> undefined
Name the class to which the following lever belong:
a see-saw
Concept: undefined >> undefined
Name the class to which the following levers belong:
a pair of pliers
Concept: undefined >> undefined
Name the class to which the following lever belong:
a crowbar
Concept: undefined >> undefined
The diagram given below shows the three kinds of levers. Name the class of lever and give one example of the class.

Concept: undefined >> undefined
Draw diagram to illustrate the position of fulcrum, load, and effort, of the following:
a see-saw.
Concept: undefined >> undefined
Draw diagram to illustrate the position of fulcrum, load, and effort, of the following:
a beam balance
Concept: undefined >> undefined
Draw diagram to illustrate the position of fulcrum, load, and effort, of the following:
a nutcracker
Concept: undefined >> undefined
Draw diagram to illustrate the position of fulcrum, load, and effort, of the following:
a pair of forceps
Concept: undefined >> undefined
How can you increase the mechanical advantage of a lever?
Concept: undefined >> undefined
How does the friction at the fulcrum affect the mechanical advantage of the lever?
Concept: undefined >> undefined
State two ways of magnetising an iron piece?
Concept: undefined >> undefined
State three differences between the three classes of levers.
Concept: undefined >> undefined
Name the machine to which the following belong:
Beam balance
Concept: undefined >> undefined
Name the machine to which the following belong:
Lemon crusher
Concept: undefined >> undefined
Name the machine to which the following belong:
Sugar tongs
Concept: undefined >> undefined
How will you make an iron bar electromagnet? Draw a diagram showing the polarities of the electromagnet?
Concept: undefined >> undefined
