Advertisements
Advertisements
प्रश्न
The weight of a body is more than the buoyant force experienced by it, due to a liquid. The body will
विकल्प
sink
float with its some part outside the liquid
float just below the surface of liquid
float with whole of its volume above the surface of liquid.
उत्तर
sink .
APPEARS IN
संबंधित प्रश्न
An object of weight 200 N is floating in a liquid. What is the magnitude of buoyant force acting on it ?
The buoyant force experienced by a body when floating in saltwater is ....... to or same that of when floating in pure water.
Explain the meaning of the statement
‘Relative density of aluminium is 2.7’.
A cork piece floats on water surface while an iron nail sinks in it. Explain the reason.
For a given object, the buoyant force in liquids of different ______ is ______.
How does the liquid pressure on a diver change if :
The diver moves horizontally?
What do you understand by the term upthrust of a fluid? Describe an experiment to show its existence.
Two spheres A and B, each of volume 100 cm3 is placed on water (density = 1.0 g cm-3). The sphere A is made of wood of density 0.3 g cm-3 and sphere B is made of iron of density 8.9 g cm-3.
- Find:
- The weight of each sphere, and
- The upthrust on each sphere.
- Which sphere will float? Give reason.
What is meant by up thrust?
Complete the analogy.
Downward force: Weight:: Upward force offered by liquid: _____
