(vi) For a lever, a graph is plotted with load on the Y-axis and effort on the X-axis. Which of the following represents the slope of the graph? (xi) Assertion (A): As the level of water in a tall ...

CBSE Practical Exam Date Sheet 2026 for Classes 10 and 12 has been announced for regular session schools. The practicals, projects, and internal assessments will be conducted from January 1 to ...