Centre of mass, momentum and collision- Test
General Instructions
Please read the instructions carefully.
1. General
  • 1. The duration of this test is 60 minutes.
  • 2. This test contains 50 single correct answer questions. Each question has FOUR options and for correct answer only one of these four options is correct option.
  • 3. Section A has 35 Questions and Section B has 15 has single correct answer questions.
  • 4. For each question you will be awarded 4 marks (4) if you select the option corresponding to the correct answer only and zero (0) marks if no option is selected. In all other cases, minus one (-1) marks will be awarded.
2. Question Palette
The Question Palette on the right of the screen shows the status of each question using the following symbols:
Answered
Not Answered
Not Visited
To be reviewed
✓
Answered & Marked for Review (will be evaluated)
3. Navigating and Answering Questions
  • To answer a question, click one of the option buttons for MCQ questions, or type a numeric value for Numerical Value questions.
  • Click Save & Next to save your answer and move to the next question.
  • Click Mark for Review & Next to save your answer (if any) and flag the question to revisit later. Answered questions marked for review will still be considered for evaluation.
  • Click Clear Response to deselect a chosen option / clear an entered value for the current question.
  • You can navigate directly to any question by clicking its number in the Question Palette — this does not save your answer on the current question automatically.
4. Marking Scheme
Correct Answer
Incorrect Answer
Unanswered
Full Marks
−1
0
5. Important
  • Do not press the browser Back button, refresh, or close the tab during the exam — it will be treated as an attempt to leave the test.
  • The exam should be attempted in fullscreen mode. Exiting fullscreen or switching tabs/windows during the test will be recorded as a violation.