the blade of a metal cutter is shorter than that of the scissors used by tailors. why
it will be easier to lift a load in a wheelbarrow if the load is transferred towards the wheel. why
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3
Answer:
In metal cutter the effort distance is greater. ... If the effort distance is greater than load distance there will be magnification of force and the metals could easily cut. So the blade of metal cutter shorter than that of scissors used by the tailors.
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2
Answer:
because it's not as necessary....... because they need less friction force than cutting clothes.....
because the wheel has been given up all the load
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