The ratio between pico and giga is

The ratio between Bohr radii is

The ratio between masses of two planets is 3 : 5 and the ratio between their radii is 5 : 3. The ratio between their acceleration due to gravity will be

The ratio between masses of two planets is 3 : 5 and the ratio between their radii is 5 : 3. The ratio between their acceleration due to gravity will be

Two moving electrons have a ratio of 1 : 2 between their respective kinetic energies. The ratio between their de Broglie wavelength is

The ratio between masses of two particles is 1:2 and ratio between their temperatures is also 1:2 . The ratio between their de-Broglie wavelengths is:

The ratio between masses of two planets is 2:3 and ratio between their radii is 3:2. The ratio between acceleration due to gravity on these two planets is

The ratio between masses of two planets is 2:3 and ratio between their radii is 3:2. The ratio between acceleration due to gravity on these two planets is

The ratio between the lengths of the edges of two cubes are in the ratio 3: 2 Find the ratio between their : total surface area (ii) volume.

The ratio between the perimeter and the length of a rectangle is 5:2. Find the ratio between the length and the breadth of the rectangle.

The ratio between the areas of two similar triangles is 16 : 25. Find the ratio between their : perimeters.