Advertisements
Advertisements
Question
Relative density of a substance is expressed in g cm-3.
Options
True
False
Advertisements
Solution
False
Relative density of a substance has no units.
APPEARS IN
RELATED QUESTIONS
The weight of a body floating in a liquid is ........
What is a density bottle? How is it used to find the density of a liquid?
Define the term thrust. State its S.I. unit.
State whether pressure is a scalar or vector?
A body will experience minimum upthrust when it is completely immersed in :
The mass of a block made of certain material is 13.5 kg and its volume is 15 × 10-3 m3.
(a) Calculate upthrust on the block if it is held fully immersed in water.
(b) Will the block float or sink in water when released? Give a reason for your answer.
(c) What will be the upthrust on block while floating?
Take density of water = 1000 kg m-3.
Figure shows the same block of wood floating in three different liquids A, B and C of densities ρ1, ρ2 and ρ3 respectively. Which of the liquid has the highest density? Give a reason for your answer.
Two identical pieces, one of ice (density = 900kg per meter cube) and other wood (density = 300kg per meter cube) float on water.
- Which of the two will have more volume submerged inside water
- Which of two will experience more upthrust due to water.
Calculate the hydrostatic pressure exerted by water at the bottom of a beaker. Take the depth of water as 40 cm, the density of water 1000 kgm−3 and g = 9.8 ms−2.
What do you understand by the term “Buoyancy”.
