A rod is made half of glass and half of copper. Four pins, A, B, C and D are attached to the rod by wax. The rod is heated in the centre as shown... 0625_w13_qp_12 MCQ 2013 Paper 1, Variant 2 View
A rod is made half of glass and half of copper. Four pins, A, B, C and D are attached to the rod by wax. The rod is heated in the centre as shown... 0625_w13_qp_13 MCQ 2013 Paper 1, Variant 3 View