| 1. | will be directed towards the centre but not the same everywhere. |
| 2. | will have the same value everywhere but not directed towards the centre. |
| 3. | will be the same everywhere in magnitude directed towards the centre. |
| 4. | cannot be zero at any point. |
| (a) | The acceleration due to gravity decreases with increasing altitude. |
| (b) | The acceleration due to gravity increases with increasing depth (assuming the Earth is of uniform density). |
| (c) | The acceleration due to gravity increases with increasing latitude. |
| (d) | The acceleration due to gravity is independent of the Earth's mass. |
Choose the correct option from the given ones:
| 1. | (b), (d) | 2. | (a), (c) |
| 3. | (c), (d) | 4. | (a), (c), (d) |
| (a) | walking on the ground would become more difficult. |
| (b) | the acceleration due to gravity on the earth will not change. |
| (c) | raindrops will fall much faster. |
| (d) | aeroplanes will have to travel much faster. |
Choose the correct alternatives:
1. (a), (b), (c)
2. (a), (d)
3. (b), (c), (d)
4. (a), (c), (d)