NCERT Exemplar Class 8 Science Chapter 12 Friction are part of NCERT Exemplar Class 8 Science. Here we have given NCERT Exemplar Class 8 Science Chapter 12 Friction. NCERT Exemplar Class 8 Science Chapter 12 Friction Multiple Choice Questions Question. 1 Whenever the surfaces in contact tend to move or move with respect to each other, the force of friction comes into … [Read more...]