Advertisements
Advertisements
प्रश्न
What causes buoyant force (or upthrust) on a boat ?
Advertisements
उत्तर
Water causes buoyant force or upthrust on a boat.
APPEARS IN
संबंधित प्रश्न
What do you mean by buoyancy?
What is upthrust ?
What happens to the buoyant force as more and more volume of a solid object is immersed in a liquid ? When does the buoyant force become maximum ?
State whether thrust is a scalar or vector?
Describe a simple experiment to demonstrate that a liquid enclosed in a vessel exerts pressure in all directions.
Complete the following sentence :
Two balls, one of iron and the other of aluminium experience the same upthrust when dipped completely in water if _____________ .
The S.I. unit of upthrust is :
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)
Select the correct option.
Thrust acting perpendicularly on the unit surface area is called
How is thrust different from pressure?
