Home
Class 11
PHYSICS
A cube of side 20 cm is floating on a li...

A cube of side 20 cm is floating on a liquid with 5 cm of the cube outside the liquid. If the density of liquid is `0.8gm//c c` then the mass of the cube is

A

4.2 kg

B

4.8 kg

C

5kg

D

5.2 kg

Text Solution

Verified by Experts

The correct Answer is:
B
`mg=V_("im")rhog`
Promotional Banner

Topper's Solved these Questions

  • MECHANICAL PROPERTIES OF FLUIDS

    NARAYNA|Exercise EXERCISE - I - (C.W) (EQUATION OF CONTINUITY, BERNOULLI.S THEOREM AND APPLICATIONS)|6 Videos

  • MECHANICAL PROPERTIES OF FLUIDS

    NARAYNA|Exercise EXERCISE - I - (C.W) (TORRICELLI.S THEOREM)|3 Videos

  • MECHANICAL PROPERTIES OF FLUIDS

    NARAYNA|Exercise C.U.Q(POISEUILLE.S EQUATION)|44 Videos

  • MATHEMATICAL REVIEW & PHYSICAL WORLD

    NARAYNA|Exercise C.U.Q|13 Videos

  • MECHANICAL PROPERTIES OF SOLIDS

    NARAYNA|Exercise LEVEL-II (H.W)|24 Videos

Similar Questions

Explore conceptually related problems

A uniform cube of mass M is floating on the surface of a liquid with three fourth of its volume immersed in the liquid (density of liquid is rho ). Now a cubical cavity is made inside the cube and the cavity is filled by a material having twice the density of the original cube. The minimum dimension (sides) of this cavity such that this cube is now completely immersed in the liquid is [(4M)/(nrho)]^(1/3) . Find the value of n

A uniform cube of mass M is floating on the surface of a liquid with three fourth of its volume immersed in the liquid (density =rho) . The length of the side of the cube is equal to

A metal cube of mass 10 kg is floating in a liquid with 3/4 of its volume inside the liquid. Calculate: (i) buoyant force acting on the cube. (ii) ratio between density of cube and density of liquid. Take g=10 m//s^(2)

A test tube floats to a depth 4 cm in water and to a depth 8 cm in a liquid. The relative density of the liquid is _____.

The forces of 10^(6) N each are applied on opposite directions on upper and lower faces of a cube of side 10 cm, shifting and lower faces of a cube of side 10 cm, shifting the upper face parallel to itself by 0.8 cm. If the side of the cube were 20 cm, Then the displacement of the cube will be

A cube of side 10cm is filled with ice of density 0.9//c.c Thickness of the walls of the cube is 1mm and thermal conductivity of the material of the cube is steam bath maintained at a placed in steam bath maintained at a temperature of 100^(@)C the time in which ice completely melts is (L_(ice)=80cal//gm) .

A cube of ice is floating in a liquid of relative density 1.25 contained in a beaker . When the ice melts, the level of the liquid in the beaker ?

The side of cube is 8cm. Find the lateral surface area of the cube.