Advertisements
Advertisements
प्रश्न
A body of weight W is floating in a liquid. Its apparent weight will be
विकल्प
Equal to W
Less than W
Greater than W
Zero
Advertisements
उत्तर
A body of weight W is floating in a liquid. Its apparent weight will be Zero
APPEARS IN
संबंधित प्रश्न
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.
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 :
A hollow metal cylinder of length 10 cm floats in alcohol of density 0.80 g cm-3, with 1 cm of its length above it. What length of cylinder will be above copper sulphate solution of density 1.25 g cm-3?
Why does a ship make of iron not sink in water, while an iron nail sinks in it?
State the principle of floatation. What can you say about the average density of a ship floating on water?
Name different types of Hydrometers with their applications.
How do submarines sink and float in water?
Differentiate positive & negative buoyant.
Assertion (A): Lactometer is used to check the purity of milk.
Reason (R): Lactometer measures the cream content of milk.
