The Marking scheme to evaluate the Answer to each question

Last updated: 6/9/2023

The Marking scheme to evaluate the Answer to each question Full Marks 4 If the answer is correct Partial Marks 3 If all the four options are correct but only 3 are chosen Partial Marks 2 If THREE or More options are correct but only 2 correct answers are chosen Partial Marks 1 If TWO or More options are correct but only 1 correct answer is chosen Zero Marks 0 If the question is unanswered Negative Marks 1 In all other cases 1 A circular ring of radius R and mass 9 m is placed on a perfectly smooth horizontal surface An ant of mass m starts moving along the ring Select the correct conclusion s A trajectory of centre of ring is a circle of radius R 10 9R 10 B trajectory of ant is also a circle but of radius C Ratio of linear speed of centre of ring and that of ant is 9 1 D Ratio of angular speeds about a common fixed point is 1 1