How does frictional force helps nails and screws to hold on to the walls? Class 8
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1
Explanation:
It is the friction that converts the normal force exerted by the compressed layers of wall into the resisting shear force , in this way thefriction cause nails and screws to holdon to walls.
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Answer:
It is the friction that converts the normal force exerted by the compressed layers of wall into the resisting shear force , in this way the friction cause nails and screws to hold on to walls.
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