Advertisements
Advertisements
प्रश्न
Select the correct option:
When an object sinks in a liquid, its:
विकल्प
buoyant force is more than the weight of object
buoyant force is less than the weight of an object
buoyant force is equal to the weight of the object
none of the above
Advertisements
उत्तर
buoyant force is less than the weight of object
APPEARS IN
संबंधित प्रश्न
Name the scientist who gave he magnitude of buoyant force acting on a solid object immersed in a liquid.
A body while floating sinks deeper in a liquid of low density than in a liquid of high density.
How does the pressure exerted by thrust depend on the area of surface on which it acts? Explain with a suitable example.
Complete the following sentence :
Pressure at a point inside the liquid is ...................... To its depth.
A vessel contains water up to a height of 1.5 m. Taking the density of water 103 kg m-3, acceleration due to gravity 9.8 m s-2 and area of base of vessel 100 cm2, calculate: (a) the pressure and (b) the thrust at the base of vessel.
How is the upthrust related to the volume of the body submerged in a liquid?
You are provided with a hollow iron ball A of volume 15 cm3 and mass 12 g and a solid iron ball B of mass 12 g. Both are placed on the surface of water contained in a large tub.
- Find upthrust on each ball.
- Which ball will sink? Give a reason for your answer (Density of iron = 8.0 g cm-3)
Is pressure a vector quantity?
Higher Order Thinking Skill.
How does a fish manage to rise up and move down in water?
If the buoyant force is less, the object will float.
