Friction is indispensable in the affairs of human being. Explain briefly giving examples why the above assertion is true? If you think it is false, explain and give examples.
A)i. Friction is indispensable in the affairs of human being. Explain briefly
giving examples why the above assertion is true? If you think it is false,
explain and give examples.
ii. An object is in equilibrium when the forces acting on the object are such
that there is no tendency for the object to move. The state of
equilibrium of an object can be divided into three groups. Explain the
difference between these groups.
Force is a vector quantity and thus has both a magnitude and a direction.
A vector can be represented graphically by a line drawn to scale in the
direction of the line of action of the force. To distinguish between vector
and scalar quantities, various ways are used. Identify and explain three
of these ways.
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