Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions)
A vessel contains oil (density = 0.8 gm/cm^3) over mercury (density = 13.6 gm/cm^3). A homogeneous sphere floats with half its volume immersed in mercury and the other half in oil. The density of the material of the sphere in gm/cm^3 is
07
Oct
A vessel contains oil (density = 0.8 gm/cm^3) over mercury (density = 13.6 gm/cm^3). A homogeneous sphere floats with half its volume immersed in mercury and the other half in oil. The density of the material of the sphere in gm/cm^3 is B and C. The densities are ρA Equal mass of three liquids are [...]
A block of silver of mass 4 kg hanging from a string is immersed in a liquid of relative density 0.72. If relative density of silver is 10, then tension in the string will be
07
Oct
A block of silver of mass 4 kg hanging from a string is immersed in a liquid of relative density 0.72. If relative density of silver is 10, then tension in the string will be A block of silver of mass 4 kg hanging from a string is immersed in a liquid of relative density [...]
A lawn sprinkler has 20 holes, each of cross-sectional area 2.0 x 10^−2 cm^2, and is connected to a hose pipe of cross sectional area 2.4 cm^2. If the speed of water in the hose pipe is 1.5 m/s , the speed of water as it emerges from the holes is
07
Oct
A lawn sprinkler has 20 holes, each of cross-sectional area 2.0 x 10^−2 cm^2, and is connected to a hose pipe of cross sectional area 2.4 cm^2. If the speed of water in the hose pipe is 1.5 m/s , the speed of water as it emerges from the holes is A lawn sprinkler has [...]
Equal mass of three liquids are kept in three identical cuylindrical vessels A, B and C. the densities are ρA, ρB , ρC with ρA < ρB < ρC . The force on the base will be
07
Oct
Equal mass of three liquids are kept in three identical cuylindrical vessels A, B and C. the densities are ρA, ρB , ρC with ρA < ρB < ρC . The force on the base will be B and C. The densities are ρA Equal mass of three liquids are kept in three identical cuylindrical [...]
A wooden rod of a uniform cross section and of length 120 cm is hinged at the bottom of the tank which is filled with water to a height of 40 cm. In the equilibrium position, the rod makes an angle of 60∘ with the vertical. The centre of buoyancy is located on the rod at a distance (from the hinge) of
07
Oct
A wooden rod of a uniform cross section and of length 120 cm is hinged at the bottom of the tank which is filled with water to a height of 40 cm. In the equilibrium position, the rod makes an angle of 60∘ with the vertical. The centre of buoyancy is located on the rod [...]
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A wooden rod of a uniform cross section and of length 120 cm is hinged at the bottom of the tank which is filled with water to a height of 40 cm. In the equilibrium position ,
the rod makes an angle of 60∘ with the vertical. The centre of buoyancy is located on the rod at a distance (from the hinge) of ,
An iceberg is floating partially immersed in sea water the density of sea water is 1.03 gm/cm^3 and that of ice is 0.92 gm/cm^3 what is the fraction of the total volume of the iceberg above the level of sea-water?
07
Oct
An iceberg is floating partially immersed in sea water the density of sea water is 1.03 gm/cm^3 and that of ice is 0.92 gm/cm^3 what is the fraction of the total volume of the iceberg above the level of sea-water? Water is used as the manometric liquid in a pitot tube mounted in an aircraft [...]
A block of wood is floating in water in a closed vessel as shown in the figure. The vessel is connected to an air pump. When more air is pushed into the vessel, the block of wood floats with (neglect compressibility of water)
07
Oct
A block of wood is floating in water in a closed vessel as shown in the figure. The vessel is connected to an air pump. When more air is pushed into the vessel, the block of wood floats with (neglect compressibility of water) A block of wood is floating in water in a closed vessel [...]
Figure shows water filled in a symmetrical container. Four pistons of equal area A are used at the four openings to keep the water in equilibrium. Now an additional force F is applied at each piston. The increase in the pressure at the centre of the container due to this addition is
07
Oct
Figure shows water filled in a symmetrical container. Four pistons of equal area A are used at the four openings to keep the water in equilibrium. Now an additional force F is applied at each piston. The increase in the pressure at the centre of the container due to this addition is Water is used [...]
Three liquids having densities ρ1 , ρ2 , ρ3 are filled in a U-tube. Length of each liquid column is equal to I, ρ1>ρ2>ρ3 and liquids remain at rest (relative to the tube) in the position shown in the figure. It is possible that
07
Oct
Three liquids having densities ρ1 , ρ2 , ρ3 are filled in a U-tube. Length of each liquid column is equal to I, ρ1>ρ2>ρ3 and liquids remain at rest (relative to the tube) in the position shown in the figure. It is possible that Three liquids having densities ρ1 ρ1>ρ2>ρ3 and liquids remain at rest [...]
Figure shows a capillary tube C dipped in a liquid that wets it. The liquid rises to a point A. If we blow air through the horizontal tube H, what will happen to the liquid column in the capillary tube?
07
Oct
Figure shows a capillary tube C dipped in a liquid that wets it. The liquid rises to a point A. If we blow air through the horizontal tube H, what will happen to the liquid column in the capillary tube? Figure shows a capillary tube C dipped in a liquid that wets it. The liquid [...]