Advertisements
Advertisements
प्रश्न
The buoyant force experienced by a body when floating in saltwater is ....... to or same that of when floating in pure water.
Advertisements
उत्तर
The buoyant force experienced by a body when floating in salt water is equal to or same that of when floating in pure water.
APPEARS IN
संबंधित प्रश्न
What is upthrust ?
An object of weight 200 N is floating in a liquid. What is the magnitude of buoyant force acting on it ?
A body experiences the same buoyant force while floating in water or alcohol.
Complete the following sentence :
Pressure at a depth h in a liquid of density p is ......................
The S.I. unit of pressure is :
A hammer exerts a force of 1.5 N on each of the two nails A and B. The area of cross section of tip of nail A is 2 mm2 while that of nail B is 6 mm2. Calculate pressure on each nail in pascal.
(i) The diameter of neck and bottom of a bottle are 2 cm and 10 cm, respectively. The bottle is completely filled with oil. If the cork in the neck is pressed in with a force of 1.2 kgf, what force is exerted on the bottom of the bottle?
(ii) Name the law/principle you have used to find the force in part (a).
It is easier to lift a heavy stone under water than in air. Explain.
A metal solid cylinder tied to a thread is hanging from the hook of a spring balance. The cylinder is gradually immersed into the water contained in a jar. What changes do you expect in the readings of the spring balance? Explain your answer.
State whether true or false. If false, correct the statement.
The weight of fluid displaced determines the buoyant force on an object.
