Two liquid drops having diameters of 1 cm and 1.5 cm. The ratio of excess
Two liquid drops having diameters of 1 cm and 1.5 cm. The ratio of excess pressure inside them is Options…
6 years ago
Properties of Bulk Matter
A black body is heated from 27° C to 127° C. The ratio of their energies of radiations
A black body is heated from 27° C to 127° C. The ratio of their energies of radiations emitted will…
6 years ago
A body weighs 50 grams in air and 40 grams in water. How much would it weigh in a liquid
A body weighs 50 grams in air and 40 grams in water. How much would it weigh in a liquid…
6 years ago
The excess pressure inside one soap bubble is three times that inside a second soap bubble
The excess pressure inside one soap bubble is three times that inside a second soap bubble, then the ratio of…
6 years ago
A beaker of radius 1.5 cm is filled with a liquid of surface tension 0.075 N/m
A beaker of radius 1.5 cm is filled with a liquid of surface tension 0.075 N/m. Force across an imaginary…
6 years ago
Water rises to a height h in a capillary at the surface of earth. On the surface
Water rises to a height h in a capillary at the surface of earth. On the surface of the moon…
6 years ago
The mean distance between the atoms of iron is 3 x 10⁻¹⁰ m and interatomic force
The mean distance between the atoms of iron is 3 x 10⁻¹⁰ m and interatomic force constant for iron is…
6 years ago
The density of ice is 0.9 g/cc and that of sea water is 1.1 g/cc
The density of ice is 0.9 g/cc and that of sea water is 1.1 g/cc. An ice berg of volume…
6 years ago
By sucking through a straw, a student can reduce the pressure of his lungs
By sucking through a straw, a student can reduce the pressure of his lungs to 750 nm of Hg (density…
6 years ago
Surface tension of a solution is 30 x 10⁻² N/m. The radius of the soap bubble is 5 cm
Surface tension of a solution is 30 x 10⁻² N/m. The radius of the soap bubble is 5 cm. The…
6 years ago