Question Answers

The radii of the top and bottom of a bucket of slant height 45 cm are 28 cm and 7 cm, respectively. The curved surface area of the bucket is respectively. The curved surface area of the bucket is The radii of the top and bottom of a bucket of slant height 45 cm are [...]

Twelve solid spheres of the same size are made by melting a solid metallic cylinder of base diameter 2 cm and height 16 cm. The diameter of each sphere is Twelve solid spheres of the same size are made by melting a solid metallic cylinder of base diameter 2 cm and height 16 cm. The [...]

The molarity of HNO3 in a sample which has density 1.4 g/mL and mass percentage of 63% is The molarity of HNO3 in a sample which has density 1.4 g/mL and mass percentage of 63% is November 25, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,

NaClO3 is used even in spacecrafts , to produce O2. The daily consumption of pure O2 by a person is 493 L at 1 atm . 300K . How much amount of NaCLO3 , in grams ,is required to produce O2 for the daily consumption of a person at 1 atmm, 300 K ? 300 [...]

A mason constructs a wall of dimensions 270 cm x 300 cm x 350 cm with the bricks each of size 22.5 cm x 11.25 cmx 8.75 cm and it is assumed that 1/8 space is covered by the mortar. Then, the number of bricks used to construct the wall is A mason constructs a [...]

If a solid piece of iron in the form of a cuboid of dimensions 49 cm x 33 cm x 24 cm, is moulded to form a solid sphere. The, radius of the sphere is If a solid piece of iron in the form of a cuboid of dimensions 49 cm x 33 cm x [...]

A metallic spherical shell of internal and external diameters 4 cm and 8 cm, respectively is melted and recast into the form a cone of base diameter 8 cm. The height of the cone is A metallic spherical shell of internal and external diameters 4 cm and 8 cm respectively is melted and recast into [...]

Consider the following reactions : NaCl +K2Cr2O7 +H2SO4 (Conc. ) gives (A) +side products Consider the following reactions : NaCl +K2Cr2O7 +H2SO4 (Conc. ) gives (A) +side products November 25, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,

If a hollow cube of internal edge 22 cm is filled with spherical marbles of diameter 0.5 cm and it is assumed that 1/8 space of the cube remains unfilled. Then, the number of marbles that the cube can accomodate is If a hollow cube of internal edge 22 cm is filled with spherical marbles [...]

A cone is cut through a plane parallel to its base and then the cone that is formed on one side of that plane is removed. The new part that is left over on the other side of the plane is called A cone is cut through a plane parallel to its base and then [...]