मराठी

A Body of Density ρ is Immersed in a Liquid of Density ρL. State the Condition When the Body Will (I) Float and (Ii) Sink in the Liquid.

Advertisements
Advertisements

प्रश्न

A body of density ρ is immersed in a liquid of density ρL. State the condition when the body will (i) float and (ii) sink in the liquid. 

टीपा लिहा
Advertisements

उत्तर

(i) The body will float if ρ < or = ρL .

(ii) The body will sink if ρ > ρL .

shaalaa.com
Relation Between Volume of Submerged Part of a Floating Body, the Densities of Liquid and the Body
  या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
पाठ 5: Upthrust in Fluids, Archimedes’ Principle and Floatation - Exercise 5 (A) [पृष्ठ ११०]

APPEARS IN

सेलिना Concise Physics [English] Class 9 ICSE
पाठ 5 Upthrust in Fluids, Archimedes’ Principle and Floatation
Exercise 5 (A) | Q 23 | पृष्ठ ११०

संबंधित प्रश्‍न

A body held completely immersed inside a liquid experiences two forces:

(i) F1, the force due to gravity and

(ii) F2, the buoyant force.

Draw a diagram showing the direction of these forces acting on the body and state the condition when the body will float or sink. 


A piece of iron weighs 44.5 gf in air. If the density of iron is 8.9 × 103, find the weight of iron piece when immersed in water.


What can you say about the average density of a ship floating on water in relation to the density of water? 


A cork cut in the form of a cylinder floats in alcohol of density 0.8 gcm-3, such that 3/4 of its length is outside alcohol. If the total length of the cylinder is 35 cm and area of cross-section 25 cm2, calculate:

(1) density of cork
(2) wt. of cork
(3) extra force required to submerge it in alcohol


A body of mass 50 g is floting in water. What is the apparent weight of body in water? Explain your answer.


A body of mass ‘m’ is floating in a liquid of density ‘p’

what is the apparent weight of body?


Select the correct option:

The SI unit of density is:


A body weighs 300 gf in air and 280 gf when completely immersed in water. Calculate:
(i) The loss in weight of the body,
(ii) The upthrust on the body.


An iron nail sinks in the water while an iron ship floats on water. Explain the reason.
What can you say about the average density of a ship floating on water?


If 2/3rds of a piece of wood submerges in water and 3/4ths of the same piece of wood submerges in oil. Find the density of the oil.


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×