Advertisements
Advertisements
Question
A body of weight W is floating in a liquid. Its apparent weight will be
Options
Equal to W
Less than W
Greater than W
Zero
Advertisements
Solution
A body of weight W is floating in a liquid. Its apparent weight will be Zero
APPEARS IN
RELATED QUESTIONS
A body is held immersed in a liquid. (i) Name the two forces acting on the body and draw a diagram to show these forces. (ii) State how the magnitudes of two forces mentioned in part (i) determine whether the body will float or sink in liquid when it is released. (iii) What is the net force on the body if it (a) sinks and (b) floats?
A block of wood is so loaded that it just floats in water at room temperature. What change will occur in the state of floatation, if
(a) Some salt is added to water, (b) Water is heated?
Give reasons.
A body of volume V and density ρs , floats with volume v inside a liquid of density ρL. Show that `"v"/V = ρ_s/ρ_L` .
An iron nail sinks in the water while an iron ship floats on water. Explain the reason.
Explain the following :
Icebergs floating in sea are dangerous for ships.
A body floats in a liquid A of density ρ1 with a part of it submerged inside the liquid, while in liquid B of density ρ2 it is totally submerged inside the liquid. The densities ρ1 and ρ2 are related as :
Explain the following:
Icebergs floating in the sea are very dangerous for ships.
If you put one ice cube in a glass of water and another in a glass of alcohol, what would you observe? Explain your observations.
Hydrometer is based on the principle of ______.
Differentiate positive & negative buoyant.
