Instruction: The table given below shows distance (in cm) travelled by the bodies A, B and C. Read this data carefully and answer the questions which follow.
Distance (in cm) covered by different bodies
Time |
Body A |
Body B |
Body C |
1st second |
20 |
20 |
20 |
2nd second |
20 |
36 |
60 |
3rd second |
20 |
24 |
100 |
4th second |
20 |
30 |
140 |
5th second |
20 |
48 |
180 |
1. Which of the bodies is moving with
(a) constant speed?
(b) constant acceleration?
2. Which of the bodies covers
(a) maximum distance in 3 rd second?
(b) minimum distance in 3 rd second?
3. Which of the bodies is moving with non-uniform acceleration?