11. |
When a body, floating in a liquid, is given a small angular displacement, it starts oscillating about a point known as ...............
|
||||||||
Answer:
Option (d) |
12. |
The metacentric height is the distance between the
|
||||||||
Answer:
Option (b) |
13. |
When a body is placed over a liquid, it will sink down if ...............
|
||||||||
Answer:
Option (c) |
14. |
When a body is placed over a liquid, it will float if ..............
|
||||||||
Answer:
Option (b) |
15. |
When a body is immersed wholly or partially in a liquid, it is lifted up by a force equal to the weight of the liquid displaced by the body. This statement is called ...........
|
||||||||
Answer:
Option (b) |
16. |
The force of buoyancy is always ………..... the weight of the liquid displaced by the body.
|
||||||||
Answer:
Option (a) |
17. |
The body will float if the force of buoyancy is …………. the weight of the liquid displaced.
|
||||||||
Answer:
Option (c) |
18. |
The body will sink down if the force of buoyancy is……the weight of the liquid.
|
||||||||
Answer:
Option (b) |
19. |
The centre of gravity of the volume of the liquid displaced is called
|
||||||||
Answer:
Option (b) |
20. |
The buoyancy depends upon the
|
||||||||
Answer:
Option (a) |